Home / 6,138.41-9,211.65-3,367.03

Finding the Fourth Proportional to 6,138.41, 9,211.65 and 3,367.03

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Solution

The fourth proportional to 6,138.41, 9,211.65 and 3,367.03 is: 5,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.41 : 9,211.65 = 3,367.03 : x
  2. Step 2: Convert to fraction form
    6,138.41/9,211.65 = 3,367.03/x
  3. Step 3: Cross multiply
    6,138.41x = 9,211.65 × 3,367.03
  4. Step 4: Simplify right side
    6,138.41x = 31,015,901.90
  5. Step 5: Solve for x
    x = 31,015,901.90/6,138.41
  6. Step 6: Final answer
    x = 5,052.76

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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.