Home / 2,194.05-3,287.82-1,370.28

Finding the Fourth Proportional to 2,194.05, 3,287.82 and 1,370.28

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Solution

The fourth proportional to 2,194.05, 3,287.82 and 1,370.28 is: 2,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.05 : 3,287.82 = 1,370.28 : x
  2. Step 2: Convert to fraction form
    2,194.05/3,287.82 = 1,370.28/x
  3. Step 3: Cross multiply
    2,194.05x = 3,287.82 × 1,370.28
  4. Step 4: Simplify right side
    2,194.05x = 4,505,233.99
  5. Step 5: Solve for x
    x = 4,505,233.99/2,194.05
  6. Step 6: Final answer
    x = 2,053.39

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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.