Home / 3,321.86-4,983.94-1,474.27

Finding the Fourth Proportional to 3,321.86, 4,983.94 and 1,474.27

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Solution

The fourth proportional to 3,321.86, 4,983.94 and 1,474.27 is: 2,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.86 : 4,983.94 = 1,474.27 : x
  2. Step 2: Convert to fraction form
    3,321.86/4,983.94 = 1,474.27/x
  3. Step 3: Cross multiply
    3,321.86x = 4,983.94 × 1,474.27
  4. Step 4: Simplify right side
    3,321.86x = 7,347,654.31
  5. Step 5: Solve for x
    x = 7,347,654.31/3,321.86
  6. Step 6: Final answer
    x = 2,211.91

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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.