Home / 11,634.35-17,451.57-3,629.21

Finding the Fourth Proportional to 11,634.35, 17,451.57 and 3,629.21

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Solution

The fourth proportional to 11,634.35, 17,451.57 and 3,629.21 is: 5,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.35 : 17,451.57 = 3,629.21 : x
  2. Step 2: Convert to fraction form
    11,634.35/17,451.57 = 3,629.21/x
  3. Step 3: Cross multiply
    11,634.35x = 17,451.57 × 3,629.21
  4. Step 4: Simplify right side
    11,634.35x = 63,335,394.21
  5. Step 5: Solve for x
    x = 63,335,394.21/11,634.35
  6. Step 6: Final answer
    x = 5,443.83

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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.