Home / 3,205.98-4,424.22-2,028.02

Finding the Fourth Proportional to 3,205.98, 4,424.22 and 2,028.02

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Solution

The fourth proportional to 3,205.98, 4,424.22 and 2,028.02 is: 2,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.98 : 4,424.22 = 2,028.02 : x
  2. Step 2: Convert to fraction form
    3,205.98/4,424.22 = 2,028.02/x
  3. Step 3: Cross multiply
    3,205.98x = 4,424.22 × 2,028.02
  4. Step 4: Simplify right side
    3,205.98x = 8,972,384.52
  5. Step 5: Solve for x
    x = 8,972,384.52/3,205.98
  6. Step 6: Final answer
    x = 2,798.64

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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.