Home / 2,745.03-4,118.31-1,102.73

Finding the Fourth Proportional to 2,745.03, 4,118.31 and 1,102.73

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Solution

The fourth proportional to 2,745.03, 4,118.31 and 1,102.73 is: 1,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.03 : 4,118.31 = 1,102.73 : x
  2. Step 2: Convert to fraction form
    2,745.03/4,118.31 = 1,102.73/x
  3. Step 3: Cross multiply
    2,745.03x = 4,118.31 × 1,102.73
  4. Step 4: Simplify right side
    2,745.03x = 4,541,363.39
  5. Step 5: Solve for x
    x = 4,541,363.39/2,745.03
  6. Step 6: Final answer
    x = 1,654.39

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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.