Home / 7,932.29-11,898.61-2,667.36

Finding the Fourth Proportional to 7,932.29, 11,898.61 and 2,667.36

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Solution

The fourth proportional to 7,932.29, 11,898.61 and 2,667.36 is: 4,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.29 : 11,898.61 = 2,667.36 : x
  2. Step 2: Convert to fraction form
    7,932.29/11,898.61 = 2,667.36/x
  3. Step 3: Cross multiply
    7,932.29x = 11,898.61 × 2,667.36
  4. Step 4: Simplify right side
    7,932.29x = 31,737,869.70
  5. Step 5: Solve for x
    x = 31,737,869.70/7,932.29
  6. Step 6: Final answer
    x = 4,001.10

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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.