Home / 3,843.75-5,304.09-2,351.07

Finding the Fourth Proportional to 3,843.75, 5,304.09 and 2,351.07

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Solution

The fourth proportional to 3,843.75, 5,304.09 and 2,351.07 is: 3,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.75 : 5,304.09 = 2,351.07 : x
  2. Step 2: Convert to fraction form
    3,843.75/5,304.09 = 2,351.07/x
  3. Step 3: Cross multiply
    3,843.75x = 5,304.09 × 2,351.07
  4. Step 4: Simplify right side
    3,843.75x = 12,470,286.88
  5. Step 5: Solve for x
    x = 12,470,286.88/3,843.75
  6. Step 6: Final answer
    x = 3,244.30

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1.5x scale

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.