Home / 8,217.28-12,324.56-2,372.48

Finding the Fourth Proportional to 8,217.28, 12,324.56 and 2,372.48

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Solution

The fourth proportional to 8,217.28, 12,324.56 and 2,372.48 is: 3,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.28 : 12,324.56 = 2,372.48 : x
  2. Step 2: Convert to fraction form
    8,217.28/12,324.56 = 2,372.48/x
  3. Step 3: Cross multiply
    8,217.28x = 12,324.56 × 2,372.48
  4. Step 4: Simplify right side
    8,217.28x = 29,239,772.11
  5. Step 5: Solve for x
    x = 29,239,772.11/8,217.28
  6. Step 6: Final answer
    x = 3,558.33

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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.