Home / 2,022.55-3,032.94-851.96

Finding the Fourth Proportional to 2,022.55, 3,032.94 and 851.96

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Solution

The fourth proportional to 2,022.55, 3,032.94 and 851.96 is: 1,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.55 : 3,032.94 = 851.96 : x
  2. Step 2: Convert to fraction form
    2,022.55/3,032.94 = 851.96/x
  3. Step 3: Cross multiply
    2,022.55x = 3,032.94 × 851.96
  4. Step 4: Simplify right side
    2,022.55x = 2,583,943.56
  5. Step 5: Solve for x
    x = 2,583,943.56/2,022.55
  6. Step 6: Final answer
    x = 1,277.57

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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.