Home / 5,161.82-7,741.35-2,239.44

Finding the Fourth Proportional to 5,161.82, 7,741.35 and 2,239.44

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Solution

The fourth proportional to 5,161.82, 7,741.35 and 2,239.44 is: 3,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.82 : 7,741.35 = 2,239.44 : x
  2. Step 2: Convert to fraction form
    5,161.82/7,741.35 = 2,239.44/x
  3. Step 3: Cross multiply
    5,161.82x = 7,741.35 × 2,239.44
  4. Step 4: Simplify right side
    5,161.82x = 17,336,288.84
  5. Step 5: Solve for x
    x = 17,336,288.84/5,161.82
  6. Step 6: Final answer
    x = 3,358.56

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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.