Home / 2,198.92-3,035.46-1,641.16

Finding the Fourth Proportional to 2,198.92, 3,035.46 and 1,641.16

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Solution

The fourth proportional to 2,198.92, 3,035.46 and 1,641.16 is: 2,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.92 : 3,035.46 = 1,641.16 : x
  2. Step 2: Convert to fraction form
    2,198.92/3,035.46 = 1,641.16/x
  3. Step 3: Cross multiply
    2,198.92x = 3,035.46 × 1,641.16
  4. Step 4: Simplify right side
    2,198.92x = 4,981,675.53
  5. Step 5: Solve for x
    x = 4,981,675.53/2,198.92
  6. Step 6: Final answer
    x = 2,265.51

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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.