Home / 2,027.71-2,799.27-1,282.44

Finding the Fourth Proportional to 2,027.71, 2,799.27 and 1,282.44

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Solution

The fourth proportional to 2,027.71, 2,799.27 and 1,282.44 is: 1,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.71 : 2,799.27 = 1,282.44 : x
  2. Step 2: Convert to fraction form
    2,027.71/2,799.27 = 1,282.44/x
  3. Step 3: Cross multiply
    2,027.71x = 2,799.27 × 1,282.44
  4. Step 4: Simplify right side
    2,027.71x = 3,589,895.82
  5. Step 5: Solve for x
    x = 3,589,895.82/2,027.71
  6. Step 6: Final answer
    x = 1,770.42

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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.