Home / 2,735.85-4,103.67-1,091.96

Finding the Fourth Proportional to 2,735.85, 4,103.67 and 1,091.96

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Solution

The fourth proportional to 2,735.85, 4,103.67 and 1,091.96 is: 1,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.85 : 4,103.67 = 1,091.96 : x
  2. Step 2: Convert to fraction form
    2,735.85/4,103.67 = 1,091.96/x
  3. Step 3: Cross multiply
    2,735.85x = 4,103.67 × 1,091.96
  4. Step 4: Simplify right side
    2,735.85x = 4,481,022.97
  5. Step 5: Solve for x
    x = 4,481,022.97/2,735.85
  6. Step 6: Final answer
    x = 1,637.89

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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.