Home / 6,112.44-9,169.20-2,215.89

Finding the Fourth Proportional to 6,112.44, 9,169.20 and 2,215.89

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Solution

The fourth proportional to 6,112.44, 9,169.20 and 2,215.89 is: 3,324.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.44 : 9,169.20 = 2,215.89 : x
  2. Step 2: Convert to fraction form
    6,112.44/9,169.20 = 2,215.89/x
  3. Step 3: Cross multiply
    6,112.44x = 9,169.20 × 2,215.89
  4. Step 4: Simplify right side
    6,112.44x = 20,317,938.59
  5. Step 5: Solve for x
    x = 20,317,938.59/6,112.44
  6. Step 6: Final answer
    x = 3,324.03

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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.