Home / 4,956.42-6,839.64-2,965.78

Finding the Fourth Proportional to 4,956.42, 6,839.64 and 2,965.78

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Solution

The fourth proportional to 4,956.42, 6,839.64 and 2,965.78 is: 4,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.42 : 6,839.64 = 2,965.78 : x
  2. Step 2: Convert to fraction form
    4,956.42/6,839.64 = 2,965.78/x
  3. Step 3: Cross multiply
    4,956.42x = 6,839.64 × 2,965.78
  4. Step 4: Simplify right side
    4,956.42x = 20,284,867.52
  5. Step 5: Solve for x
    x = 20,284,867.52/4,956.42
  6. Step 6: Final answer
    x = 4,092.64

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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.