Home / 6,121.24-9,183.71-2,609.42

Finding the Fourth Proportional to 6,121.24, 9,183.71 and 2,609.42

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Solution

The fourth proportional to 6,121.24, 9,183.71 and 2,609.42 is: 3,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.24 : 9,183.71 = 2,609.42 : x
  2. Step 2: Convert to fraction form
    6,121.24/9,183.71 = 2,609.42/x
  3. Step 3: Cross multiply
    6,121.24x = 9,183.71 × 2,609.42
  4. Step 4: Simplify right side
    6,121.24x = 23,964,117.15
  5. Step 5: Solve for x
    x = 23,964,117.15/6,121.24
  6. Step 6: Final answer
    x = 3,914.91

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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.