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Finding the Fourth Proportional to 5,939.87, 8,197.00 and 3,287.12

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Solution

The fourth proportional to 5,939.87, 8,197.00 and 3,287.12 is: 4,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.87 : 8,197.00 = 3,287.12 : x
  2. Step 2: Convert to fraction form
    5,939.87/8,197.00 = 3,287.12/x
  3. Step 3: Cross multiply
    5,939.87x = 8,197.00 × 3,287.12
  4. Step 4: Simplify right side
    5,939.87x = 26,944,473.44
  5. Step 5: Solve for x
    x = 26,944,473.44/5,939.87
  6. Step 6: Final answer
    x = 4,536.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.