Conversion formula

The conversion factor from cubic inches to quarts is 0.017316017316055, which means that 1 cubic inch is equal to 0.017316017316055 quarts:

1 in3 = 0.017316017316055 qt

To convert 30.9 cubic inches into quarts we have to multiply 30.9 by the conversion factor in order to get the volume amount from cubic inches to quarts. We can also form a simple proportion to calculate the result:

1 in3 → 0.017316017316055 qt

30.9 in3 → V_(qt)

Solve the above proportion to obtain the volume V in quarts:

V_(qt) = 30.9 in3 × 0.017316017316055 qt

V_(qt) = 0.53506493506611 qt

The final result is:

30.9 in3 → 0.53506493506611 qt

We conclude that 30.9 cubic inches is equivalent to 0.53506493506611 quarts:

30.9 cubic inches = 0.53506493506611 quarts

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 quart is equal to 1.8689320388309 × 30.9 cubic inches.

Another way is saying that 30.9 cubic inches is equal to 1 ÷ 1.8689320388309 quarts.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that thirty point nine cubic inches is approximately zero point five three five quarts:

30.9 in3 ≅ 0.535 qt

An alternative is also that one quart is approximately one point eight six nine times thirty point nine cubic inches.

Conversion table

cubic inches to quarts chart

For quick reference purposes, below is the conversion table you can use to convert from cubic inches to quarts