Home / 3,956.14-5,923.27-2,979.28

Finding the Fourth Proportional to 3,956.14, 5,923.27 and 2,979.28

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Solution

The fourth proportional to 3,956.14, 5,923.27 and 2,979.28 is: 4,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.14 : 5,923.27 = 2,979.28 : x
  2. Step 2: Convert to fraction form
    3,956.14/5,923.27 = 2,979.28/x
  3. Step 3: Cross multiply
    3,956.14x = 5,923.27 × 2,979.28
  4. Step 4: Simplify right side
    3,956.14x = 17,647,079.85
  5. Step 5: Solve for x
    x = 17,647,079.85/3,956.14
  6. Step 6: Final answer
    x = 4,460.68

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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.