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Finding the Fourth Proportional to 5,876.44, 8,108.22 and 3,391

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Solution

The fourth proportional to 5,876.44, 8,108.22 and 3,391 is: 4,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.44 : 8,108.22 = 3,391 : x
  2. Step 2: Convert to fraction form
    5,876.44/8,108.22 = 3,391/x
  3. Step 3: Cross multiply
    5,876.44x = 8,108.22 × 3,391
  4. Step 4: Simplify right side
    5,876.44x = 27,494,974.02
  5. Step 5: Solve for x
    x = 27,494,974.02/5,876.44
  6. Step 6: Final answer
    x = 4,678.85

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