Finding the Third Proportional to 4,004.99 and 8,781.46
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Solution
The third proportional to 4,004.99 and 8,781.46 is: 19,254.48
Step by Step Solution
- Step 1: Write the proportion equation
4,004.99 : 8,781.46 = 8,781.46 : x - Step 2: Convert to fraction form
4,004.99/8,781.46 = 8,781.46/x - Step 3: Cross multiply
4,004.99x = 8,781.46 × 8,781.46 - Step 4: Simplify right side
4,004.99x = 77,114,039.05 - Step 5: Solve for x
x = 77,114,039.05/4,004.99 - Step 6: Final answer
x = 19,254.48
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.