Finding the Third Proportional to 7,288 and 15,977
Calculator
Solution
The third proportional to 7,288 and 15,977 is: 35,025.32
Step by Step Solution
- Step 1: Write the proportion equation
7,288 : 15,977 = 15,977 : x - Step 2: Convert to fraction form
7,288/15,977 = 15,977/x - Step 3: Cross multiply
7,288x = 15,977 × 15,977 - Step 4: Simplify right side
7,288x = 255,264,529 - Step 5: Solve for x
x = 255,264,529/7,288 - Step 6: Final answer
x = 35,025.32
Related Problems
Find third proportional to 3,644 and 7,988.50
Half scale
Find third proportional to 14,576 and 31,954
Double scale
Find third proportional to 7,290 and 15,981
Similar ratio
Find third proportional to 10,932 and 23,965.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.