Home / 2,022.21-3,033.35-635.51

Finding the Fourth Proportional to 2,022.21, 3,033.35 and 635.51

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Solution

The fourth proportional to 2,022.21, 3,033.35 and 635.51 is: 953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.21 : 3,033.35 = 635.51 : x
  2. Step 2: Convert to fraction form
    2,022.21/3,033.35 = 635.51/x
  3. Step 3: Cross multiply
    2,022.21x = 3,033.35 × 635.51
  4. Step 4: Simplify right side
    2,022.21x = 1,927,733.43
  5. Step 5: Solve for x
    x = 1,927,733.43/2,022.21
  6. Step 6: Final answer
    x = 953.28

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1.5x scale

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.