Home / 3,536.27-5,305.62-2,218.44

Finding the Fourth Proportional to 3,536.27, 5,305.62 and 2,218.44

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Solution

The fourth proportional to 3,536.27, 5,305.62 and 2,218.44 is: 3,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.27 : 5,305.62 = 2,218.44 : x
  2. Step 2: Convert to fraction form
    3,536.27/5,305.62 = 2,218.44/x
  3. Step 3: Cross multiply
    3,536.27x = 5,305.62 × 2,218.44
  4. Step 4: Simplify right side
    3,536.27x = 11,770,199.63
  5. Step 5: Solve for x
    x = 11,770,199.63/3,536.27
  6. Step 6: Final answer
    x = 3,328.42

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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.