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Finding the Fourth Proportional to 5,892.67, 8,129.84 and 3,769.44

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Solution

The fourth proportional to 5,892.67, 8,129.84 and 3,769.44 is: 5,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.67 : 8,129.84 = 3,769.44 : x
  2. Step 2: Convert to fraction form
    5,892.67/8,129.84 = 3,769.44/x
  3. Step 3: Cross multiply
    5,892.67x = 8,129.84 × 3,769.44
  4. Step 4: Simplify right side
    5,892.67x = 30,644,894.76
  5. Step 5: Solve for x
    x = 30,644,894.76/5,892.67
  6. Step 6: Final answer
    x = 5,200.51

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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.