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Finding the Fourth Proportional to 8,597.71, 12,898.46 and 2,754.91

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Solution

The fourth proportional to 8,597.71, 12,898.46 and 2,754.91 is: 4,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.71 : 12,898.46 = 2,754.91 : x
  2. Step 2: Convert to fraction form
    8,597.71/12,898.46 = 2,754.91/x
  3. Step 3: Cross multiply
    8,597.71x = 12,898.46 × 2,754.91
  4. Step 4: Simplify right side
    8,597.71x = 35,534,096.44
  5. Step 5: Solve for x
    x = 35,534,096.44/8,597.71
  6. Step 6: Final answer
    x = 4,132.97

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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.