Home / 6,767.13-10,143.78-3,839.25

Finding the Fourth Proportional to 6,767.13, 10,143.78 and 3,839.25

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Solution

The fourth proportional to 6,767.13, 10,143.78 and 3,839.25 is: 5,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.13 : 10,143.78 = 3,839.25 : x
  2. Step 2: Convert to fraction form
    6,767.13/10,143.78 = 3,839.25/x
  3. Step 3: Cross multiply
    6,767.13x = 10,143.78 × 3,839.25
  4. Step 4: Simplify right side
    6,767.13x = 38,944,507.37
  5. Step 5: Solve for x
    x = 38,944,507.37/6,767.13
  6. Step 6: Final answer
    x = 5,754.95

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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.