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Finding the Fourth Proportional to 11,794.86, 17,702.82 and 8,864.28

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Solution

The fourth proportional to 11,794.86, 17,702.82 and 8,864.28 is: 13,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.86 : 17,702.82 = 8,864.28 : x
  2. Step 2: Convert to fraction form
    11,794.86/17,702.82 = 8,864.28/x
  3. Step 3: Cross multiply
    11,794.86x = 17,702.82 × 8,864.28
  4. Step 4: Simplify right side
    11,794.86x = 156,922,753.27
  5. Step 5: Solve for x
    x = 156,922,753.27/11,794.86
  6. Step 6: Final answer
    x = 13,304.33

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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.