Home / 2,022.65-2,791.08-1,236.54

Finding the Fourth Proportional to 2,022.65, 2,791.08 and 1,236.54

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Solution

The fourth proportional to 2,022.65, 2,791.08 and 1,236.54 is: 1,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.65 : 2,791.08 = 1,236.54 : x
  2. Step 2: Convert to fraction form
    2,022.65/2,791.08 = 1,236.54/x
  3. Step 3: Cross multiply
    2,022.65x = 2,791.08 × 1,236.54
  4. Step 4: Simplify right side
    2,022.65x = 3,451,282.06
  5. Step 5: Solve for x
    x = 3,451,282.06/2,022.65
  6. Step 6: Final answer
    x = 1,706.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.