Home / 5,974.57-8,962.41-2,275.78

Finding the Fourth Proportional to 5,974.57, 8,962.41 and 2,275.78

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Solution

The fourth proportional to 5,974.57, 8,962.41 and 2,275.78 is: 3,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.57 : 8,962.41 = 2,275.78 : x
  2. Step 2: Convert to fraction form
    5,974.57/8,962.41 = 2,275.78/x
  3. Step 3: Cross multiply
    5,974.57x = 8,962.41 × 2,275.78
  4. Step 4: Simplify right side
    5,974.57x = 20,396,473.43
  5. Step 5: Solve for x
    x = 20,396,473.43/5,974.57
  6. Step 6: Final answer
    x = 3,413.88

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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.