Home / 2,193.70-3,027.26-1,198.96

Finding the Fourth Proportional to 2,193.70, 3,027.26 and 1,198.96

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Solution

The fourth proportional to 2,193.70, 3,027.26 and 1,198.96 is: 1,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.70 : 3,027.26 = 1,198.96 : x
  2. Step 2: Convert to fraction form
    2,193.70/3,027.26 = 1,198.96/x
  3. Step 3: Cross multiply
    2,193.70x = 3,027.26 × 1,198.96
  4. Step 4: Simplify right side
    2,193.70x = 3,629,563.65
  5. Step 5: Solve for x
    x = 3,629,563.65/2,193.70
  6. Step 6: Final answer
    x = 1,654.54

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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.