Home / 11,928.18-17,892.44-3,163.04

Finding the Fourth Proportional to 11,928.18, 17,892.44 and 3,163.04

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Solution

The fourth proportional to 11,928.18, 17,892.44 and 3,163.04 is: 4,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.18 : 17,892.44 = 3,163.04 : x
  2. Step 2: Convert to fraction form
    11,928.18/17,892.44 = 3,163.04/x
  3. Step 3: Cross multiply
    11,928.18x = 17,892.44 × 3,163.04
  4. Step 4: Simplify right side
    11,928.18x = 56,594,503.42
  5. Step 5: Solve for x
    x = 56,594,503.42/11,928.18
  6. Step 6: Final answer
    x = 4,744.61

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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.