Home / 10,132.97-15,201.89-3,207.47

Finding the Fourth Proportional to 10,132.97, 15,201.89 and 3,207.47

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Solution

The fourth proportional to 10,132.97, 15,201.89 and 3,207.47 is: 4,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.97 : 15,201.89 = 3,207.47 : x
  2. Step 2: Convert to fraction form
    10,132.97/15,201.89 = 3,207.47/x
  3. Step 3: Cross multiply
    10,132.97x = 15,201.89 × 3,207.47
  4. Step 4: Simplify right side
    10,132.97x = 48,759,514.07
  5. Step 5: Solve for x
    x = 48,759,514.07/10,132.97
  6. Step 6: Final answer
    x = 4,811.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.