Home / 3,558.38-5,337.56-1,249.88

Finding the Fourth Proportional to 3,558.38, 5,337.56 and 1,249.88

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Solution

The fourth proportional to 3,558.38, 5,337.56 and 1,249.88 is: 1,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.38 : 5,337.56 = 1,249.88 : x
  2. Step 2: Convert to fraction form
    3,558.38/5,337.56 = 1,249.88/x
  3. Step 3: Cross multiply
    3,558.38x = 5,337.56 × 1,249.88
  4. Step 4: Simplify right side
    3,558.38x = 6,671,285.93
  5. Step 5: Solve for x
    x = 6,671,285.93/3,558.38
  6. Step 6: Final answer
    x = 1,874.81

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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.