Home / 7,372.15-11,052.68-4,449.76

Finding the Fourth Proportional to 7,372.15, 11,052.68 and 4,449.76

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Solution

The fourth proportional to 7,372.15, 11,052.68 and 4,449.76 is: 6,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.15 : 11,052.68 = 4,449.76 : x
  2. Step 2: Convert to fraction form
    7,372.15/11,052.68 = 4,449.76/x
  3. Step 3: Cross multiply
    7,372.15x = 11,052.68 × 4,449.76
  4. Step 4: Simplify right side
    7,372.15x = 49,181,723.48
  5. Step 5: Solve for x
    x = 49,181,723.48/7,372.15
  6. Step 6: Final answer
    x = 6,671.29

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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.