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Finding the Fourth Proportional to 4,006.76, 6,001.98 and 3,269

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Solution

The fourth proportional to 4,006.76, 6,001.98 and 3,269 is: 4,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.76 : 6,001.98 = 3,269 : x
  2. Step 2: Convert to fraction form
    4,006.76/6,001.98 = 3,269/x
  3. Step 3: Cross multiply
    4,006.76x = 6,001.98 × 3,269
  4. Step 4: Simplify right side
    4,006.76x = 19,620,472.62
  5. Step 5: Solve for x
    x = 19,620,472.62/4,006.76
  6. Step 6: Final answer
    x = 4,896.84

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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.