Home / 3,369.71-5,051.45-2,133.38

Finding the Fourth Proportional to 3,369.71, 5,051.45 and 2,133.38

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Solution

The fourth proportional to 3,369.71, 5,051.45 and 2,133.38 is: 3,198.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.71 : 5,051.45 = 2,133.38 : x
  2. Step 2: Convert to fraction form
    3,369.71/5,051.45 = 2,133.38/x
  3. Step 3: Cross multiply
    3,369.71x = 5,051.45 × 2,133.38
  4. Step 4: Simplify right side
    3,369.71x = 10,776,626.48
  5. Step 5: Solve for x
    x = 10,776,626.48/3,369.71
  6. Step 6: Final answer
    x = 3,198.09

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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.