Finding the Third Proportional to 3,331.50 and 7,311
Calculator
Solution
The third proportional to 3,331.50 and 7,311 is: 16,044.04
Step by Step Solution
- Step 1: Write the proportion equation
3,331.50 : 7,311 = 7,311 : x - Step 2: Convert to fraction form
3,331.50/7,311 = 7,311/x - Step 3: Cross multiply
3,331.50x = 7,311 × 7,311 - Step 4: Simplify right side
3,331.50x = 53,450,721 - Step 5: Solve for x
x = 53,450,721/3,331.50 - Step 6: Final answer
x = 16,044.04
Related Problems
Find third proportional to 1,665.75 and 3,655.50
Half scale
Find third proportional to 6,663 and 14,622
Double scale
Find third proportional to 3,334 and 7,315
Similar ratio
Find third proportional to 4,997.25 and 10,966.50
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.