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Finding the Fourth Proportional to 6,797.11, 10,184.12 and 3,288.78

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Solution

The fourth proportional to 6,797.11, 10,184.12 and 3,288.78 is: 4,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.11 : 10,184.12 = 3,288.78 : x
  2. Step 2: Convert to fraction form
    6,797.11/10,184.12 = 3,288.78/x
  3. Step 3: Cross multiply
    6,797.11x = 10,184.12 × 3,288.78
  4. Step 4: Simplify right side
    6,797.11x = 33,493,330.17
  5. Step 5: Solve for x
    x = 33,493,330.17/6,797.11
  6. Step 6: Final answer
    x = 4,927.58

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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.