Home / 2,022.32-3,033.76-635.76

Finding the Fourth Proportional to 2,022.32, 3,033.76 and 635.76

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Solution

The fourth proportional to 2,022.32, 3,033.76 and 635.76 is: 953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.32 : 3,033.76 = 635.76 : x
  2. Step 2: Convert to fraction form
    2,022.32/3,033.76 = 635.76/x
  3. Step 3: Cross multiply
    2,022.32x = 3,033.76 × 635.76
  4. Step 4: Simplify right side
    2,022.32x = 1,928,743.26
  5. Step 5: Solve for x
    x = 1,928,743.26/2,022.32
  6. Step 6: Final answer
    x = 953.73

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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.