Home / 2,734.37-4,103.54-1,091.38

Finding the Fourth Proportional to 2,734.37, 4,103.54 and 1,091.38

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Solution

The fourth proportional to 2,734.37, 4,103.54 and 1,091.38 is: 1,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.37 : 4,103.54 = 1,091.38 : x
  2. Step 2: Convert to fraction form
    2,734.37/4,103.54 = 1,091.38/x
  3. Step 3: Cross multiply
    2,734.37x = 4,103.54 × 1,091.38
  4. Step 4: Simplify right side
    2,734.37x = 4,478,521.49
  5. Step 5: Solve for x
    x = 4,478,521.49/2,734.37
  6. Step 6: Final answer
    x = 1,637.86

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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.