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Finding the Fourth Proportional to 3,964.84, 5,956.38 and 2,797.53

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Solution

The fourth proportional to 3,964.84, 5,956.38 and 2,797.53 is: 4,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.84 : 5,956.38 = 2,797.53 : x
  2. Step 2: Convert to fraction form
    3,964.84/5,956.38 = 2,797.53/x
  3. Step 3: Cross multiply
    3,964.84x = 5,956.38 × 2,797.53
  4. Step 4: Simplify right side
    3,964.84x = 16,663,137.75
  5. Step 5: Solve for x
    x = 16,663,137.75/3,964.84
  6. Step 6: Final answer
    x = 4,202.73

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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.