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Finding the Fourth Proportional to 6,694.44, 9,238.14 and 4,040.88

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Solution

The fourth proportional to 6,694.44, 9,238.14 and 4,040.88 is: 5,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694.44 : 9,238.14 = 4,040.88 : x
  2. Step 2: Convert to fraction form
    6,694.44/9,238.14 = 4,040.88/x
  3. Step 3: Cross multiply
    6,694.44x = 9,238.14 × 4,040.88
  4. Step 4: Simplify right side
    6,694.44x = 37,330,215.16
  5. Step 5: Solve for x
    x = 37,330,215.16/6,694.44
  6. Step 6: Final answer
    x = 5,576.30

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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.