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Finding the Fourth Proportional to 6,758.76, 10,137.21 and 2,864.07

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Solution

The fourth proportional to 6,758.76, 10,137.21 and 2,864.07 is: 4,295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.76 : 10,137.21 = 2,864.07 : x
  2. Step 2: Convert to fraction form
    6,758.76/10,137.21 = 2,864.07/x
  3. Step 3: Cross multiply
    6,758.76x = 10,137.21 × 2,864.07
  4. Step 4: Simplify right side
    6,758.76x = 29,033,679.04
  5. Step 5: Solve for x
    x = 29,033,679.04/6,758.76
  6. Step 6: Final answer
    x = 4,295.71

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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.