Finding the Third Proportional to 6,242 and 8,319
Calculator
Solution
The third proportional to 6,242 and 8,319 is: 11,087.11
Step by Step Solution
- Step 1: Write the proportion equation
6,242 : 8,319 = 8,319 : x - Step 2: Convert to fraction form
6,242/8,319 = 8,319/x - Step 3: Cross multiply
6,242x = 8,319 × 8,319 - Step 4: Simplify right side
6,242x = 69,205,761 - Step 5: Solve for x
x = 69,205,761/6,242 - Step 6: Final answer
x = 11,087.11
Related Problems
Find third proportional to 3,121 and 4,159.50
Half scale
Find third proportional to 12,484 and 16,638
Double scale
Find third proportional to 6,244 and 8,322
Similar ratio
Find third proportional to 9,363 and 12,478.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.