Home / 2,198.24-3,033.64-1,203.56

Finding the Fourth Proportional to 2,198.24, 3,033.64 and 1,203.56

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Solution

The fourth proportional to 2,198.24, 3,033.64 and 1,203.56 is: 1,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.24 : 3,033.64 = 1,203.56 : x
  2. Step 2: Convert to fraction form
    2,198.24/3,033.64 = 1,203.56/x
  3. Step 3: Cross multiply
    2,198.24x = 3,033.64 × 1,203.56
  4. Step 4: Simplify right side
    2,198.24x = 3,651,146.57
  5. Step 5: Solve for x
    x = 3,651,146.57/2,198.24
  6. Step 6: Final answer
    x = 1,660.94

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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.