Home / 2,020.84-3,029.58-1,198.12

Finding the Fourth Proportional to 2,020.84, 3,029.58 and 1,198.12

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Solution

The fourth proportional to 2,020.84, 3,029.58 and 1,198.12 is: 1,796.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.84 : 3,029.58 = 1,198.12 : x
  2. Step 2: Convert to fraction form
    2,020.84/3,029.58 = 1,198.12/x
  3. Step 3: Cross multiply
    2,020.84x = 3,029.58 × 1,198.12
  4. Step 4: Simplify right side
    2,020.84x = 3,629,800.39
  5. Step 5: Solve for x
    x = 3,629,800.39/2,020.84
  6. Step 6: Final answer
    x = 1,796.18

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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.