Proportions Answers

Michelle is having a poster printed from a picture that is 4 inches wide by 6 inches tall. The enlarged poster is 20 inches wide and 30 inches tall. Which proportion can be used to represent the picture sizes?

A photographer has a print that is 3.5 inches wide and 2.5 inches tall. If the photographer enlarges the print so that it is 7 inches wide, how tall will it be?

Last year there were 221 students and 13 teachers at Hillard School. This year there are 272 students. The principal wants to keep the same student-to-teacher ratio as last year. Which proportion can the principal use to find x, the number of teachers needed this year?

When creating vases for the craft fair, Thomas used the proportion 3 pounds of clay is to 8 vases as 9 pounds of clay is to 24 vases. Which proportion can be used to represent the situation?

Megan bought 3 tickets to the ballet for $57.50. How much would it cost for her to buy 15 tickets?

What is the value of x in the proportion below?

Terrence was filling the new fish aquariums where he works. He was able to fill aquariums in hours. At this rate, how long will it take him to fill 4 aquariums?

What is the value of n in the proportion below?

Trina uses cup of sugar and cup of flour in a recipe. How many cups of sugar would she need if she uses 3 cups of flour?

There are 3 feet in 1 yard. This is equivalent to 12 feet in 4 yards. Which proportion can be used to represent this?