Home / 2,375.82-3,282.30-1,818.54

Finding the Fourth Proportional to 2,375.82, 3,282.30 and 1,818.54

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Solution

The fourth proportional to 2,375.82, 3,282.30 and 1,818.54 is: 2,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.82 : 3,282.30 = 1,818.54 : x
  2. Step 2: Convert to fraction form
    2,375.82/3,282.30 = 1,818.54/x
  3. Step 3: Cross multiply
    2,375.82x = 3,282.30 × 1,818.54
  4. Step 4: Simplify right side
    2,375.82x = 5,968,993.84
  5. Step 5: Solve for x
    x = 5,968,993.84/2,375.82
  6. Step 6: Final answer
    x = 2,512.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.