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Finding the Fourth Proportional to 3,295.77, 4,942.45 and 1,103.97

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Solution

The fourth proportional to 3,295.77, 4,942.45 and 1,103.97 is: 1,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.77 : 4,942.45 = 1,103.97 : x
  2. Step 2: Convert to fraction form
    3,295.77/4,942.45 = 1,103.97/x
  3. Step 3: Cross multiply
    3,295.77x = 4,942.45 × 1,103.97
  4. Step 4: Simplify right side
    3,295.77x = 5,456,336.44
  5. Step 5: Solve for x
    x = 5,456,336.44/3,295.77
  6. Step 6: Final answer
    x = 1,655.56

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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.