Home / 2,022.15-3,033.22-561.30

Finding the Fourth Proportional to 2,022.15, 3,033.22 and 561.30

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Solution

The fourth proportional to 2,022.15, 3,033.22 and 561.30 is: 841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.15 : 3,033.22 = 561.30 : x
  2. Step 2: Convert to fraction form
    2,022.15/3,033.22 = 561.30/x
  3. Step 3: Cross multiply
    2,022.15x = 3,033.22 × 561.30
  4. Step 4: Simplify right side
    2,022.15x = 1,702,546.39
  5. Step 5: Solve for x
    x = 1,702,546.39/2,022.15
  6. Step 6: Final answer
    x = 841.95

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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.