Finding the Third Proportional to 4,981.50 and 6,642
Calculator
Solution
The third proportional to 4,981.50 and 6,642 is: 8,856
Step by Step Solution
- Step 1: Write the proportion equation
4,981.50 : 6,642 = 6,642 : x - Step 2: Convert to fraction form
4,981.50/6,642 = 6,642/x - Step 3: Cross multiply
4,981.50x = 6,642 × 6,642 - Step 4: Simplify right side
4,981.50x = 44,116,164 - Step 5: Solve for x
x = 44,116,164/4,981.50 - Step 6: Final answer
x = 8,856
Related Problems
Find third proportional to 2,490.75 and 3,321
Half scale
Find third proportional to 9,963 and 13,284
Double scale
Find third proportional to 4,984 and 6,645
Similar ratio
Find third proportional to 7,472.25 and 9,963
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.