Home / 11,005.53-16,508.22-3,609.93

Finding the Fourth Proportional to 11,005.53, 16,508.22 and 3,609.93

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Solution

The fourth proportional to 11,005.53, 16,508.22 and 3,609.93 is: 5,414.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.53 : 16,508.22 = 3,609.93 : x
  2. Step 2: Convert to fraction form
    11,005.53/16,508.22 = 3,609.93/x
  3. Step 3: Cross multiply
    11,005.53x = 16,508.22 × 3,609.93
  4. Step 4: Simplify right side
    11,005.53x = 59,593,518.62
  5. Step 5: Solve for x
    x = 59,593,518.62/11,005.53
  6. Step 6: Final answer
    x = 5,414.87

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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.