Home / 3,951.15-5,452.09-2,182.76

Finding the Fourth Proportional to 3,951.15, 5,452.09 and 2,182.76

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Solution

The fourth proportional to 3,951.15, 5,452.09 and 2,182.76 is: 3,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.15 : 5,452.09 = 2,182.76 : x
  2. Step 2: Convert to fraction form
    3,951.15/5,452.09 = 2,182.76/x
  3. Step 3: Cross multiply
    3,951.15x = 5,452.09 × 2,182.76
  4. Step 4: Simplify right side
    3,951.15x = 11,900,591.70
  5. Step 5: Solve for x
    x = 11,900,591.70/3,951.15
  6. Step 6: Final answer
    x = 3,011.93

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1.5x scale

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.