Home / 2,022.42-3,033.64-635.70

Finding the Fourth Proportional to 2,022.42, 3,033.64 and 635.70

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Solution

The fourth proportional to 2,022.42, 3,033.64 and 635.70 is: 953.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.42 : 3,033.64 = 635.70 : x
  2. Step 2: Convert to fraction form
    2,022.42/3,033.64 = 635.70/x
  3. Step 3: Cross multiply
    2,022.42x = 3,033.64 × 635.70
  4. Step 4: Simplify right side
    2,022.42x = 1,928,484.95
  5. Step 5: Solve for x
    x = 1,928,484.95/2,022.42
  6. Step 6: Final answer
    x = 953.55

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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.