Home / 9,234.78-13,849.20-3,968.36

Finding the Fourth Proportional to 9,234.78, 13,849.20 and 3,968.36

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Solution

The fourth proportional to 9,234.78, 13,849.20 and 3,968.36 is: 5,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.78 : 13,849.20 = 3,968.36 : x
  2. Step 2: Convert to fraction form
    9,234.78/13,849.20 = 3,968.36/x
  3. Step 3: Cross multiply
    9,234.78x = 13,849.20 × 3,968.36
  4. Step 4: Simplify right side
    9,234.78x = 54,958,611.31
  5. Step 5: Solve for x
    x = 54,958,611.31/9,234.78
  6. Step 6: Final answer
    x = 5,951.26

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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.