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What else can I help you with?
What is a true proportion?
A true proportion is when two ratios are equal to one another. To prove this, you need to find the cross products of the ratios and see if they are equal. An example of a true proportion are the ratios 1/2 and 5/10, if you take the cross product the result is 2 x 5 = 1 x 10, which are equal.
An equation that sets two ratios equal to each other?
An equation that sets two ratios equal to each other is called a proportion. In a proportion, the cross products of the ratios are equal. For example, in the proportion ( \frac{a}{b} = \frac{c}{d} ), the cross products are ad and bc, and they are equal. Solving proportions involves finding the missing value in one of the ratios by setting up and solving a simple equation.
What are three ways to solve a proportion?
cross multiplying unit rates horizontal
What are the steps to set up a proportion?
fist set up a proprtion. then set up a cross product then you finally get your answer.
How do you name the cross products of proportions?
They are other proportions.
What are propotion?
proportion are fraction that are being cross multiplied to find an answer
Can a proportion be equal if the cross products are not equal?
No. A cross product is just a way of simplifying a proportion. If the cross product aren't equal, it follows logically that the proportion isn't equal.
What is true about the cross products of a proportion?
They're equal
How can you tell if a proportion is false?
Multiply the cross products, and see if they are equal. If they are equal, the proportion is true. If they are unequal, the proportion is false.
What is the product of numerators and opposite denominators in a proportion called?
The answer is cross products.
What are some characteristics of proportions?
Proportions show a relationship between two equal ratios. They maintain equality when both sides are multiplied or divided by the same number. In a proportion, the cross-products are always equal.
The cross products of a proportion are equal Always Sometimes or Never?
The cross products of proportion are NEVER in cross formative. so the Mathematical... or ANY answer is... NEVER NEVER NEVER the answer is NEVER NEVER! if u have an account on moshi monsters please add me! my name is eatblueberries thank you!
What is a cross product and give an example?
It's part of a proportion. The cross products in a proportion are equal. example: 3/4 = 15/20 4x15 = 60 3x20 = 60
Determine whether the ratios 9 15 and 6 10 form a proportion Justify your answer?
The fractions are proportional and their cross products are equal
How are cross products useful in solving a proporton?
The cross products are equal. If there is a variable you can make that variable so it will make the proportion equal. 1/2=x/14 1x14=2x So x=7
What is the number that is being compared to the whole quantity as a percentage proportion?
I think it is cross products I could be wrong but thats what im leaning to(:
What is a true proportion?
A true proportion is when two ratios are equal to one another. To prove this, you need to find the cross products of the ratios and see if they are equal. An example of a true proportion are the ratios 1/2 and 5/10, if you take the cross product the result is 2 x 5 = 1 x 10, which are equal.
