Home / 8,182.13-12,273.27-3,251.76

Finding the Fourth Proportional to 8,182.13, 12,273.27 and 3,251.76

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Solution

The fourth proportional to 8,182.13, 12,273.27 and 3,251.76 is: 4,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.13 : 12,273.27 = 3,251.76 : x
  2. Step 2: Convert to fraction form
    8,182.13/12,273.27 = 3,251.76/x
  3. Step 3: Cross multiply
    8,182.13x = 12,273.27 × 3,251.76
  4. Step 4: Simplify right side
    8,182.13x = 39,909,685.21
  5. Step 5: Solve for x
    x = 39,909,685.21/8,182.13
  6. Step 6: Final answer
    x = 4,877.66

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1.5x scale

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.