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Finding the Fourth Proportional to 6,162.75, 9,244.04 and 2,874

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Solution

The fourth proportional to 6,162.75, 9,244.04 and 2,874 is: 4,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.75 : 9,244.04 = 2,874 : x
  2. Step 2: Convert to fraction form
    6,162.75/9,244.04 = 2,874/x
  3. Step 3: Cross multiply
    6,162.75x = 9,244.04 × 2,874
  4. Step 4: Simplify right side
    6,162.75x = 26,567,356.59
  5. Step 5: Solve for x
    x = 26,567,356.59/6,162.75
  6. Step 6: Final answer
    x = 4,310.96

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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.