Home / 3,600.45-4,968.68-2,028.65

Finding the Fourth Proportional to 3,600.45, 4,968.68 and 2,028.65

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Solution

The fourth proportional to 3,600.45, 4,968.68 and 2,028.65 is: 2,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.45 : 4,968.68 = 2,028.65 : x
  2. Step 2: Convert to fraction form
    3,600.45/4,968.68 = 2,028.65/x
  3. Step 3: Cross multiply
    3,600.45x = 4,968.68 × 2,028.65
  4. Step 4: Simplify right side
    3,600.45x = 10,079,677.70
  5. Step 5: Solve for x
    x = 10,079,677.70/3,600.45
  6. Step 6: Final answer
    x = 2,799.56

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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.