Home / 9,084.12-13,621.94-3,239.36

Finding the Fourth Proportional to 9,084.12, 13,621.94 and 3,239.36

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Solution

The fourth proportional to 9,084.12, 13,621.94 and 3,239.36 is: 4,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.12 : 13,621.94 = 3,239.36 : x
  2. Step 2: Convert to fraction form
    9,084.12/13,621.94 = 3,239.36/x
  3. Step 3: Cross multiply
    9,084.12x = 13,621.94 × 3,239.36
  4. Step 4: Simplify right side
    9,084.12x = 44,126,367.56
  5. Step 5: Solve for x
    x = 44,126,367.56/9,084.12
  6. Step 6: Final answer
    x = 4,857.53

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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.