Home / 4,811.14-7,217.72-2,732.14

Finding the Fourth Proportional to 4,811.14, 7,217.72 and 2,732.14

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Solution

The fourth proportional to 4,811.14, 7,217.72 and 2,732.14 is: 4,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.14 : 7,217.72 = 2,732.14 : x
  2. Step 2: Convert to fraction form
    4,811.14/7,217.72 = 2,732.14/x
  3. Step 3: Cross multiply
    4,811.14x = 7,217.72 × 2,732.14
  4. Step 4: Simplify right side
    4,811.14x = 19,719,821.52
  5. Step 5: Solve for x
    x = 19,719,821.52/4,811.14
  6. Step 6: Final answer
    x = 4,098.78

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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.