There are many examples: 4:5, 24:30, 36:45, or 48:60. Was this helpful?
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Well, honey, a proportion is formed when two ratios are equal. So, to find the missing number that forms a proportion with 12 and 7, you simply divide 12 by 7 to get approximately 1.714. There you go, math made sassy!
The ratio is 4:5
a ratio is a comparison between 2 things and a proportion is a ratio on each side of the = sign
Ratio
12 (divided by 3 )=4 15 (divided by 3)=5 your answer is 4 to 5