Home / 11,937.27-16,473.20-6,631.91

Finding the Fourth Proportional to 11,937.27, 16,473.20 and 6,631.91

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Solution

The fourth proportional to 11,937.27, 16,473.20 and 6,631.91 is: 9,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.27 : 16,473.20 = 6,631.91 : x
  2. Step 2: Convert to fraction form
    11,937.27/16,473.20 = 6,631.91/x
  3. Step 3: Cross multiply
    11,937.27x = 16,473.20 × 6,631.91
  4. Step 4: Simplify right side
    11,937.27x = 109,248,664.29
  5. Step 5: Solve for x
    x = 109,248,664.29/11,937.27
  6. Step 6: Final answer
    x = 9,151.90

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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.