Home / 3,193.85-4,781.49-1,957.52

Finding the Fourth Proportional to 3,193.85, 4,781.49 and 1,957.52

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Solution

The fourth proportional to 3,193.85, 4,781.49 and 1,957.52 is: 2,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.85 : 4,781.49 = 1,957.52 : x
  2. Step 2: Convert to fraction form
    3,193.85/4,781.49 = 1,957.52/x
  3. Step 3: Cross multiply
    3,193.85x = 4,781.49 × 1,957.52
  4. Step 4: Simplify right side
    3,193.85x = 9,359,838.40
  5. Step 5: Solve for x
    x = 9,359,838.40/3,193.85
  6. Step 6: Final answer
    x = 2,930.59

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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.