Home / 2,027.11-2,797.33-1,143.09

Finding the Fourth Proportional to 2,027.11, 2,797.33 and 1,143.09

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Solution

The fourth proportional to 2,027.11, 2,797.33 and 1,143.09 is: 1,577.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.11 : 2,797.33 = 1,143.09 : x
  2. Step 2: Convert to fraction form
    2,027.11/2,797.33 = 1,143.09/x
  3. Step 3: Cross multiply
    2,027.11x = 2,797.33 × 1,143.09
  4. Step 4: Simplify right side
    2,027.11x = 3,197,599.95
  5. Step 5: Solve for x
    x = 3,197,599.95/2,027.11
  6. Step 6: Final answer
    x = 1,577.42

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1.5x scale

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.