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Finding the Fourth Proportional to 5,861.16, 8,791.77 and 2,398.41

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Solution

The fourth proportional to 5,861.16, 8,791.77 and 2,398.41 is: 3,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.16 : 8,791.77 = 2,398.41 : x
  2. Step 2: Convert to fraction form
    5,861.16/8,791.77 = 2,398.41/x
  3. Step 3: Cross multiply
    5,861.16x = 8,791.77 × 2,398.41
  4. Step 4: Simplify right side
    5,861.16x = 21,086,269.09
  5. Step 5: Solve for x
    x = 21,086,269.09/5,861.16
  6. Step 6: Final answer
    x = 3,597.63

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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.