Home / 2,194.89-3,289.36-1,100.04

Finding the Fourth Proportional to 2,194.89, 3,289.36 and 1,100.04

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Solution

The fourth proportional to 2,194.89, 3,289.36 and 1,100.04 is: 1,648.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.89 : 3,289.36 = 1,100.04 : x
  2. Step 2: Convert to fraction form
    2,194.89/3,289.36 = 1,100.04/x
  3. Step 3: Cross multiply
    2,194.89x = 3,289.36 × 1,100.04
  4. Step 4: Simplify right side
    2,194.89x = 3,618,427.57
  5. Step 5: Solve for x
    x = 3,618,427.57/2,194.89
  6. Step 6: Final answer
    x = 1,648.57

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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.