Finding the Third Proportional to 847 and 2,002
Calculator
Solution
The third proportional to 847 and 2,002 is: 4,732
Step by Step Solution
- Step 1: Write the proportion equation
847 : 2,002 = 2,002 : x - Step 2: Convert to fraction form
847/2,002 = 2,002/x - Step 3: Cross multiply
847x = 2,002 × 2,002 - Step 4: Simplify right side
847x = 4,008,004 - Step 5: Solve for x
x = 4,008,004/847 - Step 6: Final answer
x = 4,732
Related Problems
Find third proportional to 423.50 and 1,001
Half scale
Find third proportional to 1,694 and 4,004
Double scale
Find third proportional to 849 and 2,007
Similar ratio
Find third proportional to 1,270.50 and 3,003
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.