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Finding the Fourth Proportional to 6,729.44, 9,285.20 and 4,244

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Solution

The fourth proportional to 6,729.44, 9,285.20 and 4,244 is: 5,855.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.44 : 9,285.20 = 4,244 : x
  2. Step 2: Convert to fraction form
    6,729.44/9,285.20 = 4,244/x
  3. Step 3: Cross multiply
    6,729.44x = 9,285.20 × 4,244
  4. Step 4: Simplify right side
    6,729.44x = 39,406,388.80
  5. Step 5: Solve for x
    x = 39,406,388.80/6,729.44
  6. Step 6: Final answer
    x = 5,855.82

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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.