Finding the Third Proportional to 3,739.50 and 8,127
Calculator
Solution
The third proportional to 3,739.50 and 8,127 is: 17,662.29
Step by Step Solution
- Step 1: Write the proportion equation
3,739.50 : 8,127 = 8,127 : x - Step 2: Convert to fraction form
3,739.50/8,127 = 8,127/x - Step 3: Cross multiply
3,739.50x = 8,127 × 8,127 - Step 4: Simplify right side
3,739.50x = 66,048,129 - Step 5: Solve for x
x = 66,048,129/3,739.50 - Step 6: Final answer
x = 17,662.29
Related Problems
Find third proportional to 1,869.75 and 4,063.50
Half scale
Find third proportional to 7,479 and 16,254
Double scale
Find third proportional to 3,742 and 8,131
Similar ratio
Find third proportional to 5,609.25 and 12,190.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.