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Finding the Fourth Proportional to 3,248.98, 4,869.99 and 2,321.73

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Solution

The fourth proportional to 3,248.98, 4,869.99 and 2,321.73 is: 3,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.98 : 4,869.99 = 2,321.73 : x
  2. Step 2: Convert to fraction form
    3,248.98/4,869.99 = 2,321.73/x
  3. Step 3: Cross multiply
    3,248.98x = 4,869.99 × 2,321.73
  4. Step 4: Simplify right side
    3,248.98x = 11,306,801.88
  5. Step 5: Solve for x
    x = 11,306,801.88/3,248.98
  6. Step 6: Final answer
    x = 3,480.11

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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.