Home / 3,384.38-4,668.66-2,755.62

Finding the Fourth Proportional to 3,384.38, 4,668.66 and 2,755.62

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Solution

The fourth proportional to 3,384.38, 4,668.66 and 2,755.62 is: 3,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.38 : 4,668.66 = 2,755.62 : x
  2. Step 2: Convert to fraction form
    3,384.38/4,668.66 = 2,755.62/x
  3. Step 3: Cross multiply
    3,384.38x = 4,668.66 × 2,755.62
  4. Step 4: Simplify right side
    3,384.38x = 12,865,052.87
  5. Step 5: Solve for x
    x = 12,865,052.87/3,384.38
  6. Step 6: Final answer
    x = 3,801.30

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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.