Home / 6,508.38-9,763.11-2,125.74

Finding the Fourth Proportional to 6,508.38, 9,763.11 and 2,125.74

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Solution

The fourth proportional to 6,508.38, 9,763.11 and 2,125.74 is: 3,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.38 : 9,763.11 = 2,125.74 : x
  2. Step 2: Convert to fraction form
    6,508.38/9,763.11 = 2,125.74/x
  3. Step 3: Cross multiply
    6,508.38x = 9,763.11 × 2,125.74
  4. Step 4: Simplify right side
    6,508.38x = 20,753,833.45
  5. Step 5: Solve for x
    x = 20,753,833.45/6,508.38
  6. Step 6: Final answer
    x = 3,188.79

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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.