Home / 2,022.55-3,032.33-635.09

Finding the Fourth Proportional to 2,022.55, 3,032.33 and 635.09

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Solution

The fourth proportional to 2,022.55, 3,032.33 and 635.09 is: 952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.55 : 3,032.33 = 635.09 : x
  2. Step 2: Convert to fraction form
    2,022.55/3,032.33 = 635.09/x
  3. Step 3: Cross multiply
    2,022.55x = 3,032.33 × 635.09
  4. Step 4: Simplify right side
    2,022.55x = 1,925,806.87
  5. Step 5: Solve for x
    x = 1,925,806.87/2,022.55
  6. Step 6: Final answer
    x = 952.17

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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.