Home / 11,348.05-17,022.20-3,451.85

Finding the Fourth Proportional to 11,348.05, 17,022.20 and 3,451.85

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Solution

The fourth proportional to 11,348.05, 17,022.20 and 3,451.85 is: 5,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.05 : 17,022.20 = 3,451.85 : x
  2. Step 2: Convert to fraction form
    11,348.05/17,022.20 = 3,451.85/x
  3. Step 3: Cross multiply
    11,348.05x = 17,022.20 × 3,451.85
  4. Step 4: Simplify right side
    11,348.05x = 58,757,978.70
  5. Step 5: Solve for x
    x = 58,757,978.70/11,348.05
  6. Step 6: Final answer
    x = 5,177.81

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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.