Home / 9,103.97-13,661.26-3,838.65

Finding the Fourth Proportional to 9,103.97, 13,661.26 and 3,838.65

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Solution

The fourth proportional to 9,103.97, 13,661.26 and 3,838.65 is: 5,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.97 : 13,661.26 = 3,838.65 : x
  2. Step 2: Convert to fraction form
    9,103.97/13,661.26 = 3,838.65/x
  3. Step 3: Cross multiply
    9,103.97x = 13,661.26 × 3,838.65
  4. Step 4: Simplify right side
    9,103.97x = 52,440,786.10
  5. Step 5: Solve for x
    x = 52,440,786.10/9,103.97
  6. Step 6: Final answer
    x = 5,760.21

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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.