Home / 8,512.38-11,745.11-4,976.73

Finding the Fourth Proportional to 8,512.38, 11,745.11 and 4,976.73

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Solution

The fourth proportional to 8,512.38, 11,745.11 and 4,976.73 is: 6,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.38 : 11,745.11 = 4,976.73 : x
  2. Step 2: Convert to fraction form
    8,512.38/11,745.11 = 4,976.73/x
  3. Step 3: Cross multiply
    8,512.38x = 11,745.11 × 4,976.73
  4. Step 4: Simplify right side
    8,512.38x = 58,452,241.29
  5. Step 5: Solve for x
    x = 58,452,241.29/8,512.38
  6. Step 6: Final answer
    x = 6,866.73

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Double scale
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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.