Home / 1,974.22-2,724.44-1,090.17

Finding the Fourth Proportional to 1,974.22, 2,724.44 and 1,090.17

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Solution

The fourth proportional to 1,974.22, 2,724.44 and 1,090.17 is: 1,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.22 : 2,724.44 = 1,090.17 : x
  2. Step 2: Convert to fraction form
    1,974.22/2,724.44 = 1,090.17/x
  3. Step 3: Cross multiply
    1,974.22x = 2,724.44 × 1,090.17
  4. Step 4: Simplify right side
    1,974.22x = 2,970,097.30
  5. Step 5: Solve for x
    x = 2,970,097.30/1,974.22
  6. Step 6: Final answer
    x = 1,504.44

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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.