Home / 3,206.23-4,801.83-2,689.55

Finding the Fourth Proportional to 3,206.23, 4,801.83 and 2,689.55

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Solution

The fourth proportional to 3,206.23, 4,801.83 and 2,689.55 is: 4,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.23 : 4,801.83 = 2,689.55 : x
  2. Step 2: Convert to fraction form
    3,206.23/4,801.83 = 2,689.55/x
  3. Step 3: Cross multiply
    3,206.23x = 4,801.83 × 2,689.55
  4. Step 4: Simplify right side
    3,206.23x = 12,914,787.93
  5. Step 5: Solve for x
    x = 12,914,787.93/3,206.23
  6. Step 6: Final answer
    x = 4,028.03

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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.