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Finding the Fourth Proportional to 8,452.58, 12,673.46 and 7,414.68

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Solution

The fourth proportional to 8,452.58, 12,673.46 and 7,414.68 is: 11,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.58 : 12,673.46 = 7,414.68 : x
  2. Step 2: Convert to fraction form
    8,452.58/12,673.46 = 7,414.68/x
  3. Step 3: Cross multiply
    8,452.58x = 12,673.46 × 7,414.68
  4. Step 4: Simplify right side
    8,452.58x = 93,969,650.39
  5. Step 5: Solve for x
    x = 93,969,650.39/8,452.58
  6. Step 6: Final answer
    x = 11,117.27

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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.