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Finding the Fourth Proportional to 6,301.76, 9,453.84 and 2,839

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Solution

The fourth proportional to 6,301.76, 9,453.84 and 2,839 is: 4,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.76 : 9,453.84 = 2,839 : x
  2. Step 2: Convert to fraction form
    6,301.76/9,453.84 = 2,839/x
  3. Step 3: Cross multiply
    6,301.76x = 9,453.84 × 2,839
  4. Step 4: Simplify right side
    6,301.76x = 26,839,451.76
  5. Step 5: Solve for x
    x = 26,839,451.76/6,301.76
  6. Step 6: Final answer
    x = 4,259.04

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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.