Home / 3,700.24-5,105.96-2,207.84

Finding the Fourth Proportional to 3,700.24, 5,105.96 and 2,207.84

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Solution

The fourth proportional to 3,700.24, 5,105.96 and 2,207.84 is: 3,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.24 : 5,105.96 = 2,207.84 : x
  2. Step 2: Convert to fraction form
    3,700.24/5,105.96 = 2,207.84/x
  3. Step 3: Cross multiply
    3,700.24x = 5,105.96 × 2,207.84
  4. Step 4: Simplify right side
    3,700.24x = 11,273,142.73
  5. Step 5: Solve for x
    x = 11,273,142.73/3,700.24
  6. Step 6: Final answer
    x = 3,046.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.