Comparing Solving Ratios

Are the following proportions equivalent?

1 : 2 = 2 : 4

• Yes

• No

Are the following proportions equivalent?

9 : 12 = 27 : 36

• Yes

• No

Are the following proportions equivalent?

3 : 10 = 7 : 20

• Yes

• No

Are the following proportions equivalent?

• Yes

• No

What is a proportion?

• Comparing 2 numbers

• 2 ratios that are equal

• a fraction

• 2 fractions that are equivalent

Are the following proportions equivalent?

4 : 7 = 8 : 21

• Yes

• No

A comparison of two values using division

A method for solving proportions where you multiply diagonally

A relationship between two quantities in which the ratio of one quantity to the other quantity is constant.

An equation setting stating that two ratios are equal to one another