Home / 8,125.68-12,183.24-3,964.56

Finding the Fourth Proportional to 8,125.68, 12,183.24 and 3,964.56

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Solution

The fourth proportional to 8,125.68, 12,183.24 and 3,964.56 is: 5,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.68 : 12,183.24 = 3,964.56 : x
  2. Step 2: Convert to fraction form
    8,125.68/12,183.24 = 3,964.56/x
  3. Step 3: Cross multiply
    8,125.68x = 12,183.24 × 3,964.56
  4. Step 4: Simplify right side
    8,125.68x = 48,301,185.97
  5. Step 5: Solve for x
    x = 48,301,185.97/8,125.68
  6. Step 6: Final answer
    x = 5,944.26

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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.