Finding the Third Proportional to 5,040 and 5,460
Calculator
Solution
The third proportional to 5,040 and 5,460 is: 5,915
Step by Step Solution
- Step 1: Write the proportion equation
5,040 : 5,460 = 5,460 : x - Step 2: Convert to fraction form
5,040/5,460 = 5,460/x - Step 3: Cross multiply
5,040x = 5,460 × 5,460 - Step 4: Simplify right side
5,040x = 29,811,600 - Step 5: Solve for x
x = 29,811,600/5,040 - Step 6: Final answer
x = 5,915
Related Problems
Find third proportional to 2,520 and 2,730
Half scale
Find third proportional to 10,080 and 10,920
Double scale
Find third proportional to 5,042 and 5,462
Similar ratio
Find third proportional to 7,560 and 8,190
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.