Home / 11,443.28-17,164.06-3,545.85

Finding the Fourth Proportional to 11,443.28, 17,164.06 and 3,545.85

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Solution

The fourth proportional to 11,443.28, 17,164.06 and 3,545.85 is: 5,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.28 : 17,164.06 = 3,545.85 : x
  2. Step 2: Convert to fraction form
    11,443.28/17,164.06 = 3,545.85/x
  3. Step 3: Cross multiply
    11,443.28x = 17,164.06 × 3,545.85
  4. Step 4: Simplify right side
    11,443.28x = 60,861,225.06
  5. Step 5: Solve for x
    x = 60,861,225.06/11,443.28
  6. Step 6: Final answer
    x = 5,318.51

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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.