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Finding the Fourth Proportional to 6,171.76, 9,257.04 and 3,397.52

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Solution

The fourth proportional to 6,171.76, 9,257.04 and 3,397.52 is: 5,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.76 : 9,257.04 = 3,397.52 : x
  2. Step 2: Convert to fraction form
    6,171.76/9,257.04 = 3,397.52/x
  3. Step 3: Cross multiply
    6,171.76x = 9,257.04 × 3,397.52
  4. Step 4: Simplify right side
    6,171.76x = 31,450,978.54
  5. Step 5: Solve for x
    x = 31,450,978.54/6,171.76
  6. Step 6: Final answer
    x = 5,095.95

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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.