Home / 11,006.20-16,508.72-3,609.68

Finding the Fourth Proportional to 11,006.20, 16,508.72 and 3,609.68

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Solution

The fourth proportional to 11,006.20, 16,508.72 and 3,609.68 is: 5,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.20 : 16,508.72 = 3,609.68 : x
  2. Step 2: Convert to fraction form
    11,006.20/16,508.72 = 3,609.68/x
  3. Step 3: Cross multiply
    11,006.20x = 16,508.72 × 3,609.68
  4. Step 4: Simplify right side
    11,006.20x = 59,591,246.71
  5. Step 5: Solve for x
    x = 59,591,246.71/11,006.20
  6. Step 6: Final answer
    x = 5,414.34

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1.5x scale

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.