Home / 2,018.25-3,022.16-1,197.09

Finding the Fourth Proportional to 2,018.25, 3,022.16 and 1,197.09

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Solution

The fourth proportional to 2,018.25, 3,022.16 and 1,197.09 is: 1,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.25 : 3,022.16 = 1,197.09 : x
  2. Step 2: Convert to fraction form
    2,018.25/3,022.16 = 1,197.09/x
  3. Step 3: Cross multiply
    2,018.25x = 3,022.16 × 1,197.09
  4. Step 4: Simplify right side
    2,018.25x = 3,617,791.53
  5. Step 5: Solve for x
    x = 3,617,791.53/2,018.25
  6. Step 6: Final answer
    x = 1,792.54

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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.