Home / 3,199.32-4,791.42-2,102.04

Finding the Fourth Proportional to 3,199.32, 4,791.42 and 2,102.04

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Solution

The fourth proportional to 3,199.32, 4,791.42 and 2,102.04 is: 3,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.32 : 4,791.42 = 2,102.04 : x
  2. Step 2: Convert to fraction form
    3,199.32/4,791.42 = 2,102.04/x
  3. Step 3: Cross multiply
    3,199.32x = 4,791.42 × 2,102.04
  4. Step 4: Simplify right side
    3,199.32x = 10,071,756.50
  5. Step 5: Solve for x
    x = 10,071,756.50/3,199.32
  6. Step 6: Final answer
    x = 3,148.09

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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.