Home / 6,685.38-10,027.85-3,177.90

Finding the Fourth Proportional to 6,685.38, 10,027.85 and 3,177.90

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Solution

The fourth proportional to 6,685.38, 10,027.85 and 3,177.90 is: 4,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.38 : 10,027.85 = 3,177.90 : x
  2. Step 2: Convert to fraction form
    6,685.38/10,027.85 = 3,177.90/x
  3. Step 3: Cross multiply
    6,685.38x = 10,027.85 × 3,177.90
  4. Step 4: Simplify right side
    6,685.38x = 31,867,488.63
  5. Step 5: Solve for x
    x = 31,867,488.63/6,685.38
  6. Step 6: Final answer
    x = 4,766.74

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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.