Finding the Third Proportional to 5,382 and 11,171
Calculator
Solution
The third proportional to 5,382 and 11,171 is: 23,186.78
Step by Step Solution
- Step 1: Write the proportion equation
5,382 : 11,171 = 11,171 : x - Step 2: Convert to fraction form
5,382/11,171 = 11,171/x - Step 3: Cross multiply
5,382x = 11,171 × 11,171 - Step 4: Simplify right side
5,382x = 124,791,241 - Step 5: Solve for x
x = 124,791,241/5,382 - Step 6: Final answer
x = 23,186.78
Related Problems
Find third proportional to 2,691 and 5,585.50
Half scale
Find third proportional to 10,764 and 22,342
Double scale
Find third proportional to 5,384 and 11,175
Similar ratio
Find third proportional to 8,073 and 16,756.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.