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Finding the Fourth Proportional to 5,743.44, 8,610.17 and 4,871.61

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Solution

The fourth proportional to 5,743.44, 8,610.17 and 4,871.61 is: 7,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.44 : 8,610.17 = 4,871.61 : x
  2. Step 2: Convert to fraction form
    5,743.44/8,610.17 = 4,871.61/x
  3. Step 3: Cross multiply
    5,743.44x = 8,610.17 × 4,871.61
  4. Step 4: Simplify right side
    5,743.44x = 41,945,365.92
  5. Step 5: Solve for x
    x = 41,945,365.92/5,743.44
  6. Step 6: Final answer
    x = 7,303.18

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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.