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Finding the Fourth Proportional to 3,956.14, 5,933.13 and 2,005.66

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Solution

The fourth proportional to 3,956.14, 5,933.13 and 2,005.66 is: 3,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.14 : 5,933.13 = 2,005.66 : x
  2. Step 2: Convert to fraction form
    3,956.14/5,933.13 = 2,005.66/x
  3. Step 3: Cross multiply
    3,956.14x = 5,933.13 × 2,005.66
  4. Step 4: Simplify right side
    3,956.14x = 11,899,841.52
  5. Step 5: Solve for x
    x = 11,899,841.52/3,956.14
  6. Step 6: Final answer
    x = 3,007.94

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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.