Home / 8,324.25-12,471.32-5,202.75

Finding the Fourth Proportional to 8,324.25, 12,471.32 and 5,202.75

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Solution

The fourth proportional to 8,324.25, 12,471.32 and 5,202.75 is: 7,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.25 : 12,471.32 = 5,202.75 : x
  2. Step 2: Convert to fraction form
    8,324.25/12,471.32 = 5,202.75/x
  3. Step 3: Cross multiply
    8,324.25x = 12,471.32 × 5,202.75
  4. Step 4: Simplify right side
    8,324.25x = 64,885,134.12
  5. Step 5: Solve for x
    x = 64,885,134.12/8,324.25
  6. Step 6: Final answer
    x = 7,794.71

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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.