Home / 5,230.44-7,839.36-2,305.44

Finding the Fourth Proportional to 5,230.44, 7,839.36 and 2,305.44

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Solution

The fourth proportional to 5,230.44, 7,839.36 and 2,305.44 is: 3,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.44 : 7,839.36 = 2,305.44 : x
  2. Step 2: Convert to fraction form
    5,230.44/7,839.36 = 2,305.44/x
  3. Step 3: Cross multiply
    5,230.44x = 7,839.36 × 2,305.44
  4. Step 4: Simplify right side
    5,230.44x = 18,073,174.12
  5. Step 5: Solve for x
    x = 18,073,174.12/5,230.44
  6. Step 6: Final answer
    x = 3,455.38

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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.