Home / 2,027.23-2,797.61-1,187.73

Finding the Fourth Proportional to 2,027.23, 2,797.61 and 1,187.73

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Solution

The fourth proportional to 2,027.23, 2,797.61 and 1,187.73 is: 1,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.23 : 2,797.61 = 1,187.73 : x
  2. Step 2: Convert to fraction form
    2,027.23/2,797.61 = 1,187.73/x
  3. Step 3: Cross multiply
    2,027.23x = 2,797.61 × 1,187.73
  4. Step 4: Simplify right side
    2,027.23x = 3,322,799.39
  5. Step 5: Solve for x
    x = 3,322,799.39/2,027.23
  6. Step 6: Final answer
    x = 1,639.09

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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.