IXL | Identify proportional relationships

Select the tables that show a proportional relationship between

and

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Learn with an example

Select the tables that show a proportional relationship between

and

Two variables have a proportional relationship if the ratio of one variable to the other is constant.

To determine whether a table shows a proportional relationship between

and

you can calculate the ratio of

in each row. If these ratios are the same, the relationship is proportional.

See if this table shows a proportional relationship between

and

The ratio of

is not the same for all rows. So, this table does not show a proportional relationship between

and

See if this table shows a proportional relationship between

and

In each row, the ratio of

. So, this table shows a proportional relationship between

and

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