Home / 5,940.87-8,198.38-3,288.12

Finding the Fourth Proportional to 5,940.87, 8,198.38 and 3,288.12

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Solution

The fourth proportional to 5,940.87, 8,198.38 and 3,288.12 is: 4,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.87 : 8,198.38 = 3,288.12 : x
  2. Step 2: Convert to fraction form
    5,940.87/8,198.38 = 3,288.12/x
  3. Step 3: Cross multiply
    5,940.87x = 8,198.38 × 3,288.12
  4. Step 4: Simplify right side
    5,940.87x = 26,957,257.25
  5. Step 5: Solve for x
    x = 26,957,257.25/5,940.87
  6. Step 6: Final answer
    x = 4,537.59

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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.