Home / 2,198.14-3,292.65-1,455.37

Finding the Fourth Proportional to 2,198.14, 3,292.65 and 1,455.37

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Solution

The fourth proportional to 2,198.14, 3,292.65 and 1,455.37 is: 2,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.14 : 3,292.65 = 1,455.37 : x
  2. Step 2: Convert to fraction form
    2,198.14/3,292.65 = 1,455.37/x
  3. Step 3: Cross multiply
    2,198.14x = 3,292.65 × 1,455.37
  4. Step 4: Simplify right side
    2,198.14x = 4,792,015.80
  5. Step 5: Solve for x
    x = 4,792,015.80/2,198.14
  6. Step 6: Final answer
    x = 2,180.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.