Home / 3,834.23-5,287.97-3,239.64

Finding the Fourth Proportional to 3,834.23, 5,287.97 and 3,239.64

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Solution

The fourth proportional to 3,834.23, 5,287.97 and 3,239.64 is: 4,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.23 : 5,287.97 = 3,239.64 : x
  2. Step 2: Convert to fraction form
    3,834.23/5,287.97 = 3,239.64/x
  3. Step 3: Cross multiply
    3,834.23x = 5,287.97 × 3,239.64
  4. Step 4: Simplify right side
    3,834.23x = 17,131,102.93
  5. Step 5: Solve for x
    x = 17,131,102.93/3,834.23
  6. Step 6: Final answer
    x = 4,467.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.