Home / 11,965.62-17,951.16-4,569.92

Finding the Fourth Proportional to 11,965.62, 17,951.16 and 4,569.92

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Solution

The fourth proportional to 11,965.62, 17,951.16 and 4,569.92 is: 6,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.62 : 17,951.16 = 4,569.92 : x
  2. Step 2: Convert to fraction form
    11,965.62/17,951.16 = 4,569.92/x
  3. Step 3: Cross multiply
    11,965.62x = 17,951.16 × 4,569.92
  4. Step 4: Simplify right side
    11,965.62x = 82,035,365.11
  5. Step 5: Solve for x
    x = 82,035,365.11/11,965.62
  6. Step 6: Final answer
    x = 6,855.92

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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.