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Finding the Fourth Proportional to 5,743.08, 8,614.08 and 2,458.80

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Solution

The fourth proportional to 5,743.08, 8,614.08 and 2,458.80 is: 3,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.08 : 8,614.08 = 2,458.80 : x
  2. Step 2: Convert to fraction form
    5,743.08/8,614.08 = 2,458.80/x
  3. Step 3: Cross multiply
    5,743.08x = 8,614.08 × 2,458.80
  4. Step 4: Simplify right side
    5,743.08x = 21,180,299.90
  5. Step 5: Solve for x
    x = 21,180,299.90/5,743.08
  6. Step 6: Final answer
    x = 3,687.97

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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.