Home / 12,452.28-17,183.34-6,863.28

Finding the Fourth Proportional to 12,452.28, 17,183.34 and 6,863.28

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Solution

The fourth proportional to 12,452.28, 17,183.34 and 6,863.28 is: 9,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.28 : 17,183.34 = 6,863.28 : x
  2. Step 2: Convert to fraction form
    12,452.28/17,183.34 = 6,863.28/x
  3. Step 3: Cross multiply
    12,452.28x = 17,183.34 × 6,863.28
  4. Step 4: Simplify right side
    12,452.28x = 117,934,073.76
  5. Step 5: Solve for x
    x = 117,934,073.76/12,452.28
  6. Step 6: Final answer
    x = 9,470.88

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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.