Home / 2,022.90-3,032.16-1,155.66

Finding the Fourth Proportional to 2,022.90, 3,032.16 and 1,155.66

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Solution

The fourth proportional to 2,022.90, 3,032.16 and 1,155.66 is: 1,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.90 : 3,032.16 = 1,155.66 : x
  2. Step 2: Convert to fraction form
    2,022.90/3,032.16 = 1,155.66/x
  3. Step 3: Cross multiply
    2,022.90x = 3,032.16 × 1,155.66
  4. Step 4: Simplify right side
    2,022.90x = 3,504,146.03
  5. Step 5: Solve for x
    x = 3,504,146.03/2,022.90
  6. Step 6: Final answer
    x = 1,732.24

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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.