Home / 3,927.24-5,419.89-2,249.18

Finding the Fourth Proportional to 3,927.24, 5,419.89 and 2,249.18

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Solution

The fourth proportional to 3,927.24, 5,419.89 and 2,249.18 is: 3,104.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.24 : 5,419.89 = 2,249.18 : x
  2. Step 2: Convert to fraction form
    3,927.24/5,419.89 = 2,249.18/x
  3. Step 3: Cross multiply
    3,927.24x = 5,419.89 × 2,249.18
  4. Step 4: Simplify right side
    3,927.24x = 12,190,281.09
  5. Step 5: Solve for x
    x = 12,190,281.09/3,927.24
  6. Step 6: Final answer
    x = 3,104.03

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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.