Finding the Third Proportional to 3,165 and 4,869
Calculator
Solution
The third proportional to 3,165 and 4,869 is: 7,490.41
Step by Step Solution
- Step 1: Write the proportion equation
3,165 : 4,869 = 4,869 : x - Step 2: Convert to fraction form
3,165/4,869 = 4,869/x - Step 3: Cross multiply
3,165x = 4,869 × 4,869 - Step 4: Simplify right side
3,165x = 23,707,161 - Step 5: Solve for x
x = 23,707,161/3,165 - Step 6: Final answer
x = 7,490.41
Related Problems
Find third proportional to 1,582.50 and 2,434.50
Half scale
Find third proportional to 6,330 and 9,738
Double scale
Find third proportional to 3,167 and 4,872
Similar ratio
Find third proportional to 4,747.50 and 7,303.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.