Home / 5,974.81-8,961.87-2,856.97

Finding the Fourth Proportional to 5,974.81, 8,961.87 and 2,856.97

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Solution

The fourth proportional to 5,974.81, 8,961.87 and 2,856.97 is: 4,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.81 : 8,961.87 = 2,856.97 : x
  2. Step 2: Convert to fraction form
    5,974.81/8,961.87 = 2,856.97/x
  3. Step 3: Cross multiply
    5,974.81x = 8,961.87 × 2,856.97
  4. Step 4: Simplify right side
    5,974.81x = 25,603,793.73
  5. Step 5: Solve for x
    x = 25,603,793.73/5,974.81
  6. Step 6: Final answer
    x = 4,285.29

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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.