Home / 3,942.27-5,913.37-1,168.95

Finding the Fourth Proportional to 3,942.27, 5,913.37 and 1,168.95

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Solution

The fourth proportional to 3,942.27, 5,913.37 and 1,168.95 is: 1,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.27 : 5,913.37 = 1,168.95 : x
  2. Step 2: Convert to fraction form
    3,942.27/5,913.37 = 1,168.95/x
  3. Step 3: Cross multiply
    3,942.27x = 5,913.37 × 1,168.95
  4. Step 4: Simplify right side
    3,942.27x = 6,912,433.86
  5. Step 5: Solve for x
    x = 6,912,433.86/3,942.27
  6. Step 6: Final answer
    x = 1,753.41

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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.