Home / 2,074.94-2,863.41-1,143.44

Finding the Fourth Proportional to 2,074.94, 2,863.41 and 1,143.44

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Solution

The fourth proportional to 2,074.94, 2,863.41 and 1,143.44 is: 1,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.94 : 2,863.41 = 1,143.44 : x
  2. Step 2: Convert to fraction form
    2,074.94/2,863.41 = 1,143.44/x
  3. Step 3: Cross multiply
    2,074.94x = 2,863.41 × 1,143.44
  4. Step 4: Simplify right side
    2,074.94x = 3,274,137.53
  5. Step 5: Solve for x
    x = 3,274,137.53/2,074.94
  6. Step 6: Final answer
    x = 1,577.94

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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.