Home / 2,185.74-3,272.33-2,031.97

Finding the Fourth Proportional to 2,185.74, 3,272.33 and 2,031.97

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Solution

The fourth proportional to 2,185.74, 3,272.33 and 2,031.97 is: 3,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.74 : 3,272.33 = 2,031.97 : x
  2. Step 2: Convert to fraction form
    2,185.74/3,272.33 = 2,031.97/x
  3. Step 3: Cross multiply
    2,185.74x = 3,272.33 × 2,031.97
  4. Step 4: Simplify right side
    2,185.74x = 6,649,276.39
  5. Step 5: Solve for x
    x = 6,649,276.39/2,185.74
  6. Step 6: Final answer
    x = 3,042.12

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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.