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Finding the Fourth Proportional to 3,292.68, 4,942.88 and 2,599.82

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Solution

The fourth proportional to 3,292.68, 4,942.88 and 2,599.82 is: 3,902.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.68 : 4,942.88 = 2,599.82 : x
  2. Step 2: Convert to fraction form
    3,292.68/4,942.88 = 2,599.82/x
  3. Step 3: Cross multiply
    3,292.68x = 4,942.88 × 2,599.82
  4. Step 4: Simplify right side
    3,292.68x = 12,850,592.42
  5. Step 5: Solve for x
    x = 12,850,592.42/3,292.68
  6. Step 6: Final answer
    x = 3,902.77

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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.