Home / 1,974.43-2,724.70-1,090.25

Finding the Fourth Proportional to 1,974.43, 2,724.70 and 1,090.25

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Solution

The fourth proportional to 1,974.43, 2,724.70 and 1,090.25 is: 1,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.43 : 2,724.70 = 1,090.25 : x
  2. Step 2: Convert to fraction form
    1,974.43/2,724.70 = 1,090.25/x
  3. Step 3: Cross multiply
    1,974.43x = 2,724.70 × 1,090.25
  4. Step 4: Simplify right side
    1,974.43x = 2,970,604.18
  5. Step 5: Solve for x
    x = 2,970,604.18/1,974.43
  6. Step 6: Final answer
    x = 1,504.54

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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.