Home / 3,785.17-5,681.10-2,031.66

Finding the Fourth Proportional to 3,785.17, 5,681.10 and 2,031.66

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Solution

The fourth proportional to 3,785.17, 5,681.10 and 2,031.66 is: 3,049.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.17 : 5,681.10 = 2,031.66 : x
  2. Step 2: Convert to fraction form
    3,785.17/5,681.10 = 2,031.66/x
  3. Step 3: Cross multiply
    3,785.17x = 5,681.10 × 2,031.66
  4. Step 4: Simplify right side
    3,785.17x = 11,542,063.63
  5. Step 5: Solve for x
    x = 11,542,063.63/3,785.17
  6. Step 6: Final answer
    x = 3,049.29

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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.