Home / 8,569.20-12,854.75-2,724.44

Finding the Fourth Proportional to 8,569.20, 12,854.75 and 2,724.44

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Solution

The fourth proportional to 8,569.20, 12,854.75 and 2,724.44 is: 4,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.20 : 12,854.75 = 2,724.44 : x
  2. Step 2: Convert to fraction form
    8,569.20/12,854.75 = 2,724.44/x
  3. Step 3: Cross multiply
    8,569.20x = 12,854.75 × 2,724.44
  4. Step 4: Simplify right side
    8,569.20x = 35,022,013.60
  5. Step 5: Solve for x
    x = 35,022,013.60/8,569.20
  6. Step 6: Final answer
    x = 4,086.96

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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.