Home / 3,158.35-4,711.66-2,934.61

Finding the Fourth Proportional to 3,158.35, 4,711.66 and 2,934.61

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Solution

The fourth proportional to 3,158.35, 4,711.66 and 2,934.61 is: 4,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.35 : 4,711.66 = 2,934.61 : x
  2. Step 2: Convert to fraction form
    3,158.35/4,711.66 = 2,934.61/x
  3. Step 3: Cross multiply
    3,158.35x = 4,711.66 × 2,934.61
  4. Step 4: Simplify right side
    3,158.35x = 13,826,884.55
  5. Step 5: Solve for x
    x = 13,826,884.55/3,158.35
  6. Step 6: Final answer
    x = 4,377.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.