Home / 4,022.28-6,020.55-3,869.19

Finding the Fourth Proportional to 4,022.28, 6,020.55 and 3,869.19

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Solution

The fourth proportional to 4,022.28, 6,020.55 and 3,869.19 is: 5,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.28 : 6,020.55 = 3,869.19 : x
  2. Step 2: Convert to fraction form
    4,022.28/6,020.55 = 3,869.19/x
  3. Step 3: Cross multiply
    4,022.28x = 6,020.55 × 3,869.19
  4. Step 4: Simplify right side
    4,022.28x = 23,294,651.85
  5. Step 5: Solve for x
    x = 23,294,651.85/4,022.28
  6. Step 6: Final answer
    x = 5,791.40

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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.