Home / 3,295.70-4,942.75-1,103.86

Finding the Fourth Proportional to 3,295.70, 4,942.75 and 1,103.86

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Solution

The fourth proportional to 3,295.70, 4,942.75 and 1,103.86 is: 1,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.70 : 4,942.75 = 1,103.86 : x
  2. Step 2: Convert to fraction form
    3,295.70/4,942.75 = 1,103.86/x
  3. Step 3: Cross multiply
    3,295.70x = 4,942.75 × 1,103.86
  4. Step 4: Simplify right side
    3,295.70x = 5,456,104.02
  5. Step 5: Solve for x
    x = 5,456,104.02/3,295.70
  6. Step 6: Final answer
    x = 1,655.52

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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.