Finding the Third Proportional to 907.50 and 2,019
Calculator
Solution
The third proportional to 907.50 and 2,019 is: 4,491.86
Step by Step Solution
- Step 1: Write the proportion equation
907.50 : 2,019 = 2,019 : x - Step 2: Convert to fraction form
907.50/2,019 = 2,019/x - Step 3: Cross multiply
907.50x = 2,019 × 2,019 - Step 4: Simplify right side
907.50x = 4,076,361 - Step 5: Solve for x
x = 4,076,361/907.50 - Step 6: Final answer
x = 4,491.86
Related Problems
Find third proportional to 453.75 and 1,009.50
Half scale
Find third proportional to 1,815 and 4,038
Double scale
Find third proportional to 910 and 2,023
Similar ratio
Find third proportional to 1,361.25 and 3,028.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.