Home / 3,748.11-5,134.86-3,607.91

Finding the Fourth Proportional to 3,748.11, 5,134.86 and 3,607.91

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Solution

The fourth proportional to 3,748.11, 5,134.86 and 3,607.91 is: 4,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.11 : 5,134.86 = 3,607.91 : x
  2. Step 2: Convert to fraction form
    3,748.11/5,134.86 = 3,607.91/x
  3. Step 3: Cross multiply
    3,748.11x = 5,134.86 × 3,607.91
  4. Step 4: Simplify right side
    3,748.11x = 18,526,106.32
  5. Step 5: Solve for x
    x = 18,526,106.32/3,748.11
  6. Step 6: Final answer
    x = 4,942.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.