Home / 4,949.67-7,425.79-2,176.88

Finding the Fourth Proportional to 4,949.67, 7,425.79 and 2,176.88

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Solution

The fourth proportional to 4,949.67, 7,425.79 and 2,176.88 is: 3,265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.67 : 7,425.79 = 2,176.88 : x
  2. Step 2: Convert to fraction form
    4,949.67/7,425.79 = 2,176.88/x
  3. Step 3: Cross multiply
    4,949.67x = 7,425.79 × 2,176.88
  4. Step 4: Simplify right side
    4,949.67x = 16,165,053.74
  5. Step 5: Solve for x
    x = 16,165,053.74/4,949.67
  6. Step 6: Final answer
    x = 3,265.89

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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.