Home / 3,928.44-5,892.84-3,739.29

Finding the Fourth Proportional to 3,928.44, 5,892.84 and 3,739.29

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Solution

The fourth proportional to 3,928.44, 5,892.84 and 3,739.29 is: 5,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.44 : 5,892.84 = 3,739.29 : x
  2. Step 2: Convert to fraction form
    3,928.44/5,892.84 = 3,739.29/x
  3. Step 3: Cross multiply
    3,928.44x = 5,892.84 × 3,739.29
  4. Step 4: Simplify right side
    3,928.44x = 22,035,037.68
  5. Step 5: Solve for x
    x = 22,035,037.68/3,928.44
  6. Step 6: Final answer
    x = 5,609.11

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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.