Home / 5,105.54-7,653.97-2,331.24

Finding the Fourth Proportional to 5,105.54, 7,653.97 and 2,331.24

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Solution

The fourth proportional to 5,105.54, 7,653.97 and 2,331.24 is: 3,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.54 : 7,653.97 = 2,331.24 : x
  2. Step 2: Convert to fraction form
    5,105.54/7,653.97 = 2,331.24/x
  3. Step 3: Cross multiply
    5,105.54x = 7,653.97 × 2,331.24
  4. Step 4: Simplify right side
    5,105.54x = 17,843,241.02
  5. Step 5: Solve for x
    x = 17,843,241.02/5,105.54
  6. Step 6: Final answer
    x = 3,494.88

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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.