Home / 8,183.28-12,282.24-5,264.88

Finding the Fourth Proportional to 8,183.28, 12,282.24 and 5,264.88

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Solution

The fourth proportional to 8,183.28, 12,282.24 and 5,264.88 is: 7,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.28 : 12,282.24 = 5,264.88 : x
  2. Step 2: Convert to fraction form
    8,183.28/12,282.24 = 5,264.88/x
  3. Step 3: Cross multiply
    8,183.28x = 12,282.24 × 5,264.88
  4. Step 4: Simplify right side
    8,183.28x = 64,664,519.73
  5. Step 5: Solve for x
    x = 64,664,519.73/8,183.28
  6. Step 6: Final answer
    x = 7,902.03

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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.