Home / 3,126.26-4,691.42-1,484.66

Finding the Fourth Proportional to 3,126.26, 4,691.42 and 1,484.66

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Solution

The fourth proportional to 3,126.26, 4,691.42 and 1,484.66 is: 2,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.26 : 4,691.42 = 1,484.66 : x
  2. Step 2: Convert to fraction form
    3,126.26/4,691.42 = 1,484.66/x
  3. Step 3: Cross multiply
    3,126.26x = 4,691.42 × 1,484.66
  4. Step 4: Simplify right side
    3,126.26x = 6,965,132.74
  5. Step 5: Solve for x
    x = 6,965,132.74/3,126.26
  6. Step 6: Final answer
    x = 2,227.95

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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.