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Finding the Fourth Proportional to 8,581.07, 11,842.07 and 6,067.61

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Solution

The fourth proportional to 8,581.07, 11,842.07 and 6,067.61 is: 8,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.07 : 11,842.07 = 6,067.61 : x
  2. Step 2: Convert to fraction form
    8,581.07/11,842.07 = 6,067.61/x
  3. Step 3: Cross multiply
    8,581.07x = 11,842.07 × 6,067.61
  4. Step 4: Simplify right side
    8,581.07x = 71,853,017.21
  5. Step 5: Solve for x
    x = 71,853,017.21/8,581.07
  6. Step 6: Final answer
    x = 8,373.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.