Home / 3,202.05-4,801.67-1,619.80

Finding the Fourth Proportional to 3,202.05, 4,801.67 and 1,619.80

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Solution

The fourth proportional to 3,202.05, 4,801.67 and 1,619.80 is: 2,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.05 : 4,801.67 = 1,619.80 : x
  2. Step 2: Convert to fraction form
    3,202.05/4,801.67 = 1,619.80/x
  3. Step 3: Cross multiply
    3,202.05x = 4,801.67 × 1,619.80
  4. Step 4: Simplify right side
    3,202.05x = 7,777,745.07
  5. Step 5: Solve for x
    x = 7,777,745.07/3,202.05
  6. Step 6: Final answer
    x = 2,428.99

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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.