Finding the Third Proportional to 2,163 and 3,555
Calculator
Solution
The third proportional to 2,163 and 3,555 is: 5,842.82
Step by Step Solution
- Step 1: Write the proportion equation
2,163 : 3,555 = 3,555 : x - Step 2: Convert to fraction form
2,163/3,555 = 3,555/x - Step 3: Cross multiply
2,163x = 3,555 × 3,555 - Step 4: Simplify right side
2,163x = 12,638,025 - Step 5: Solve for x
x = 12,638,025/2,163 - Step 6: Final answer
x = 5,842.82
Related Problems
Find third proportional to 1,081.50 and 1,777.50
Half scale
Find third proportional to 4,326 and 7,110
Double scale
Find third proportional to 2,165 and 3,558
Similar ratio
Find third proportional to 3,244.50 and 5,332.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.