There are 4 fourths in one inch
One and one fourth.
One fourth [of an inch] = exactly a quarter of an inch!
There are 16 squares with sides of a quarter inch in one square inch.
There are 0.635 centimeters in one fourth of an inch.
It is 1/8 of an inch
4 (quarter = fourth of, as in 1/4)
1/4 inch is 6.35mm
there are four sixteenths of an inch in one fourth of an inch just as one fourth can be divided into two eights. if you do the math it should look something like this: 1/4 * 16/1 = 16/4 then simplify: 16/4 = 4
One inch is equal to 2.54 centimetres, so a quarter inch (or one fourth of an inch) is equal to 0.635 cm.
It is one fourth of an inch or 1/4", 0.25" about 6.35 mm
One fourth of a ruler would be 3 inches. If you mean one fourth of an inch, then it would be between .2 and .3 inches.