Home / 6,078.33-9,115.61-2,379.54

Finding the Fourth Proportional to 6,078.33, 9,115.61 and 2,379.54

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Solution

The fourth proportional to 6,078.33, 9,115.61 and 2,379.54 is: 3,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.33 : 9,115.61 = 2,379.54 : x
  2. Step 2: Convert to fraction form
    6,078.33/9,115.61 = 2,379.54/x
  3. Step 3: Cross multiply
    6,078.33x = 9,115.61 × 2,379.54
  4. Step 4: Simplify right side
    6,078.33x = 21,690,946.72
  5. Step 5: Solve for x
    x = 21,690,946.72/6,078.33
  6. Step 6: Final answer
    x = 3,568.57

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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.