Home / 2,371.62-3,272.15-1,872.66

Finding the Fourth Proportional to 2,371.62, 3,272.15 and 1,872.66

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Solution

The fourth proportional to 2,371.62, 3,272.15 and 1,872.66 is: 2,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.62 : 3,272.15 = 1,872.66 : x
  2. Step 2: Convert to fraction form
    2,371.62/3,272.15 = 1,872.66/x
  3. Step 3: Cross multiply
    2,371.62x = 3,272.15 × 1,872.66
  4. Step 4: Simplify right side
    2,371.62x = 6,127,629.10
  5. Step 5: Solve for x
    x = 6,127,629.10/2,371.62
  6. Step 6: Final answer
    x = 2,583.73

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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.