Home / 6,076.38-9,115.13-2,788.99

Finding the Fourth Proportional to 6,076.38, 9,115.13 and 2,788.99

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Solution

The fourth proportional to 6,076.38, 9,115.13 and 2,788.99 is: 4,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.38 : 9,115.13 = 2,788.99 : x
  2. Step 2: Convert to fraction form
    6,076.38/9,115.13 = 2,788.99/x
  3. Step 3: Cross multiply
    6,076.38x = 9,115.13 × 2,788.99
  4. Step 4: Simplify right side
    6,076.38x = 25,422,006.42
  5. Step 5: Solve for x
    x = 25,422,006.42/6,076.38
  6. Step 6: Final answer
    x = 4,183.74

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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.