Home / 7,491.80-11,234.23-4,372.71

Finding the Fourth Proportional to 7,491.80, 11,234.23 and 4,372.71

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Solution

The fourth proportional to 7,491.80, 11,234.23 and 4,372.71 is: 6,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.80 : 11,234.23 = 4,372.71 : x
  2. Step 2: Convert to fraction form
    7,491.80/11,234.23 = 4,372.71/x
  3. Step 3: Cross multiply
    7,491.80x = 11,234.23 × 4,372.71
  4. Step 4: Simplify right side
    7,491.80x = 49,123,976.80
  5. Step 5: Solve for x
    x = 49,123,976.80/7,491.80
  6. Step 6: Final answer
    x = 6,557.03

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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.