Arithmetic Reasoning Flash Card Set 335467

Card 9 of 10
Proportions

A proportion is a statement that two ratios are equal: a:b = c:d, \({a \over b} = {c \over d}\). To solve proportions with a variable term, cross-multiply: \({a \over 8} = {3 \over 6} \), 6a = 24, a = 4.

proportion

A __________ is a statement that two ratios are equal.