Home / 4,926.20-6,796.24-3,158.78

Finding the Fourth Proportional to 4,926.20, 6,796.24 and 3,158.78

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Solution

The fourth proportional to 4,926.20, 6,796.24 and 3,158.78 is: 4,357.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.20 : 6,796.24 = 3,158.78 : x
  2. Step 2: Convert to fraction form
    4,926.20/6,796.24 = 3,158.78/x
  3. Step 3: Cross multiply
    4,926.20x = 6,796.24 × 3,158.78
  4. Step 4: Simplify right side
    4,926.20x = 21,467,785.11
  5. Step 5: Solve for x
    x = 21,467,785.11/4,926.20
  6. Step 6: Final answer
    x = 4,357.88

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1.5x scale

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.