Home / 7,331.38-10,997.37-3,772.56

Finding the Fourth Proportional to 7,331.38, 10,997.37 and 3,772.56

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Solution

The fourth proportional to 7,331.38, 10,997.37 and 3,772.56 is: 5,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.38 : 10,997.37 = 3,772.56 : x
  2. Step 2: Convert to fraction form
    7,331.38/10,997.37 = 3,772.56/x
  3. Step 3: Cross multiply
    7,331.38x = 10,997.37 × 3,772.56
  4. Step 4: Simplify right side
    7,331.38x = 41,488,238.17
  5. Step 5: Solve for x
    x = 41,488,238.17/7,331.38
  6. Step 6: Final answer
    x = 5,658.99

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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.