Home / 2,022.56-3,033.73-561.72

Finding the Fourth Proportional to 2,022.56, 3,033.73 and 561.72

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Solution

The fourth proportional to 2,022.56, 3,033.73 and 561.72 is: 842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.56 : 3,033.73 = 561.72 : x
  2. Step 2: Convert to fraction form
    2,022.56/3,033.73 = 561.72/x
  3. Step 3: Cross multiply
    2,022.56x = 3,033.73 × 561.72
  4. Step 4: Simplify right side
    2,022.56x = 1,704,107.52
  5. Step 5: Solve for x
    x = 1,704,107.52/2,022.56
  6. Step 6: Final answer
    x = 842.55

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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.