Home / 3,691.11-5,531.81-1,498.65

Finding the Fourth Proportional to 3,691.11, 5,531.81 and 1,498.65

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Solution

The fourth proportional to 3,691.11, 5,531.81 and 1,498.65 is: 2,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.11 : 5,531.81 = 1,498.65 : x
  2. Step 2: Convert to fraction form
    3,691.11/5,531.81 = 1,498.65/x
  3. Step 3: Cross multiply
    3,691.11x = 5,531.81 × 1,498.65
  4. Step 4: Simplify right side
    3,691.11x = 8,290,239.56
  5. Step 5: Solve for x
    x = 8,290,239.56/3,691.11
  6. Step 6: Final answer
    x = 2,246.00

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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.