Home / 3,167.49-4,370.07-2,049.84

Finding the Fourth Proportional to 3,167.49, 4,370.07 and 2,049.84

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Solution

The fourth proportional to 3,167.49, 4,370.07 and 2,049.84 is: 2,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.49 : 4,370.07 = 2,049.84 : x
  2. Step 2: Convert to fraction form
    3,167.49/4,370.07 = 2,049.84/x
  3. Step 3: Cross multiply
    3,167.49x = 4,370.07 × 2,049.84
  4. Step 4: Simplify right side
    3,167.49x = 8,957,940.45
  5. Step 5: Solve for x
    x = 8,957,940.45/3,167.49
  6. Step 6: Final answer
    x = 2,828.09

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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.