Home / 3,699.11-5,104.82-2,207.88

Finding the Fourth Proportional to 3,699.11, 5,104.82 and 2,207.88

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Solution

The fourth proportional to 3,699.11, 5,104.82 and 2,207.88 is: 3,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.11 : 5,104.82 = 2,207.88 : x
  2. Step 2: Convert to fraction form
    3,699.11/5,104.82 = 2,207.88/x
  3. Step 3: Cross multiply
    3,699.11x = 5,104.82 × 2,207.88
  4. Step 4: Simplify right side
    3,699.11x = 11,270,818.94
  5. Step 5: Solve for x
    x = 11,270,818.94/3,699.11
  6. Step 6: Final answer
    x = 3,046.90

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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.