Home / 11,027.40-16,542.13-3,631.87

Finding the Fourth Proportional to 11,027.40, 16,542.13 and 3,631.87

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Solution

The fourth proportional to 11,027.40, 16,542.13 and 3,631.87 is: 5,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.40 : 16,542.13 = 3,631.87 : x
  2. Step 2: Convert to fraction form
    11,027.40/16,542.13 = 3,631.87/x
  3. Step 3: Cross multiply
    11,027.40x = 16,542.13 × 3,631.87
  4. Step 4: Simplify right side
    11,027.40x = 60,078,865.68
  5. Step 5: Solve for x
    x = 60,078,865.68/11,027.40
  6. Step 6: Final answer
    x = 5,448.14

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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.