Home / 2,027.13-2,797.36-1,142.88

Finding the Fourth Proportional to 2,027.13, 2,797.36 and 1,142.88

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Solution

The fourth proportional to 2,027.13, 2,797.36 and 1,142.88 is: 1,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.13 : 2,797.36 = 1,142.88 : x
  2. Step 2: Convert to fraction form
    2,027.13/2,797.36 = 1,142.88/x
  3. Step 3: Cross multiply
    2,027.13x = 2,797.36 × 1,142.88
  4. Step 4: Simplify right side
    2,027.13x = 3,197,046.80
  5. Step 5: Solve for x
    x = 3,197,046.80/2,027.13
  6. Step 6: Final answer
    x = 1,577.13

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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.