Home / 3,102-4,281.24-2,443.83

Finding the Fourth Proportional to 3,102, 4,281.24 and 2,443.83

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Solution

The fourth proportional to 3,102, 4,281.24 and 2,443.83 is: 3,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102 : 4,281.24 = 2,443.83 : x
  2. Step 2: Convert to fraction form
    3,102/4,281.24 = 2,443.83/x
  3. Step 3: Cross multiply
    3,102x = 4,281.24 × 2,443.83
  4. Step 4: Simplify right side
    3,102x = 10,462,622.75
  5. Step 5: Solve for x
    x = 10,462,622.75/3,102
  6. Step 6: Final answer
    x = 3,372.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.