Home / 3,926.46-5,418.26-2,247.88

Finding the Fourth Proportional to 3,926.46, 5,418.26 and 2,247.88

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Solution

The fourth proportional to 3,926.46, 5,418.26 and 2,247.88 is: 3,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.46 : 5,418.26 = 2,247.88 : x
  2. Step 2: Convert to fraction form
    3,926.46/5,418.26 = 2,247.88/x
  3. Step 3: Cross multiply
    3,926.46x = 5,418.26 × 2,247.88
  4. Step 4: Simplify right side
    3,926.46x = 12,179,598.29
  5. Step 5: Solve for x
    x = 12,179,598.29/3,926.46
  6. Step 6: Final answer
    x = 3,101.93

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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.