Home / 11,500.91-17,251.36-3,709.73

Finding the Fourth Proportional to 11,500.91, 17,251.36 and 3,709.73

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Solution

The fourth proportional to 11,500.91, 17,251.36 and 3,709.73 is: 5,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.91 : 17,251.36 = 3,709.73 : x
  2. Step 2: Convert to fraction form
    11,500.91/17,251.36 = 3,709.73/x
  3. Step 3: Cross multiply
    11,500.91x = 17,251.36 × 3,709.73
  4. Step 4: Simplify right side
    11,500.91x = 63,997,845.42
  5. Step 5: Solve for x
    x = 63,997,845.42/11,500.91
  6. Step 6: Final answer
    x = 5,564.59

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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.