Home / 3,845.82-5,306.91-2,273.64

Finding the Fourth Proportional to 3,845.82, 5,306.91 and 2,273.64

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Solution

The fourth proportional to 3,845.82, 5,306.91 and 2,273.64 is: 3,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.82 : 5,306.91 = 2,273.64 : x
  2. Step 2: Convert to fraction form
    3,845.82/5,306.91 = 2,273.64/x
  3. Step 3: Cross multiply
    3,845.82x = 5,306.91 × 2,273.64
  4. Step 4: Simplify right side
    3,845.82x = 12,066,002.85
  5. Step 5: Solve for x
    x = 12,066,002.85/3,845.82
  6. Step 6: Final answer
    x = 3,137.43

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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.