Home / 3,199.08-4,787.22-2,212.10

Finding the Fourth Proportional to 3,199.08, 4,787.22 and 2,212.10

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Solution

The fourth proportional to 3,199.08, 4,787.22 and 2,212.10 is: 3,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.08 : 4,787.22 = 2,212.10 : x
  2. Step 2: Convert to fraction form
    3,199.08/4,787.22 = 2,212.10/x
  3. Step 3: Cross multiply
    3,199.08x = 4,787.22 × 2,212.10
  4. Step 4: Simplify right side
    3,199.08x = 10,589,774.37
  5. Step 5: Solve for x
    x = 10,589,774.37/3,199.08
  6. Step 6: Final answer
    x = 3,310.26

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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.