Home / 1,974.52-2,724.82-1,090.34

Finding the Fourth Proportional to 1,974.52, 2,724.82 and 1,090.34

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Solution

The fourth proportional to 1,974.52, 2,724.82 and 1,090.34 is: 1,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.52 : 2,724.82 = 1,090.34 : x
  2. Step 2: Convert to fraction form
    1,974.52/2,724.82 = 1,090.34/x
  3. Step 3: Cross multiply
    1,974.52x = 2,724.82 × 1,090.34
  4. Step 4: Simplify right side
    1,974.52x = 2,970,980.24
  5. Step 5: Solve for x
    x = 2,970,980.24/1,974.52
  6. Step 6: Final answer
    x = 1,504.66

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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.