Home / 5,903.97-8,147.85-3,251.38

Finding the Fourth Proportional to 5,903.97, 8,147.85 and 3,251.38

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Solution

The fourth proportional to 5,903.97, 8,147.85 and 3,251.38 is: 4,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.97 : 8,147.85 = 3,251.38 : x
  2. Step 2: Convert to fraction form
    5,903.97/8,147.85 = 3,251.38/x
  3. Step 3: Cross multiply
    5,903.97x = 8,147.85 × 3,251.38
  4. Step 4: Simplify right side
    5,903.97x = 26,491,776.43
  5. Step 5: Solve for x
    x = 26,491,776.43/5,903.97
  6. Step 6: Final answer
    x = 4,487.11

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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.