Finding the Third Proportional to 6,940 and 9,166
Calculator
Solution
The third proportional to 6,940 and 9,166 is: 12,105.99
Step by Step Solution
- Step 1: Write the proportion equation
6,940 : 9,166 = 9,166 : x - Step 2: Convert to fraction form
6,940/9,166 = 9,166/x - Step 3: Cross multiply
6,940x = 9,166 × 9,166 - Step 4: Simplify right side
6,940x = 84,015,556 - Step 5: Solve for x
x = 84,015,556/6,940 - Step 6: Final answer
x = 12,105.99
Related Problems
Find third proportional to 3,470 and 4,583
Half scale
Find third proportional to 13,880 and 18,332
Double scale
Find third proportional to 6,942 and 9,169
Similar ratio
Find third proportional to 10,410 and 13,749
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.