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Finding the Fourth Proportional to 6,794.11, 9,375.69 and 3,810.13

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Solution

The fourth proportional to 6,794.11, 9,375.69 and 3,810.13 is: 5,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794.11 : 9,375.69 = 3,810.13 : x
  2. Step 2: Convert to fraction form
    6,794.11/9,375.69 = 3,810.13/x
  3. Step 3: Cross multiply
    6,794.11x = 9,375.69 × 3,810.13
  4. Step 4: Simplify right side
    6,794.11x = 35,722,597.74
  5. Step 5: Solve for x
    x = 35,722,597.74/6,794.11
  6. Step 6: Final answer
    x = 5,257.88

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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.