Home / 11,508.62-17,270.61-6,318.14

Finding the Fourth Proportional to 11,508.62, 17,270.61 and 6,318.14

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Solution

The fourth proportional to 11,508.62, 17,270.61 and 6,318.14 is: 9,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.62 : 17,270.61 = 6,318.14 : x
  2. Step 2: Convert to fraction form
    11,508.62/17,270.61 = 6,318.14/x
  3. Step 3: Cross multiply
    11,508.62x = 17,270.61 × 6,318.14
  4. Step 4: Simplify right side
    11,508.62x = 109,118,131.87
  5. Step 5: Solve for x
    x = 109,118,131.87/11,508.62
  6. Step 6: Final answer
    x = 9,481.43

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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.