Question

what is ratio and proportion?​

Answer 1

Answer:

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Step-by-step explanation:

A proportion is simply a statement that two ratios are equal. It can be written in two ways: as two equal fractions a/b = c/d; or using a colon, a:b = c:d. ... To find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

Answer 2

Answer:

A proportion is an equation with a ratio on each side. It is a statement that two ratios are equal. 3/4 = 6/8 is an example of a proportion. When one of the four numbers in a proportion is unknown, cross products may be used to find the unknown number.

Step-by-step explanation:

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