Home / 2,730.22-4,092.84-1,087.73

Finding the Fourth Proportional to 2,730.22, 4,092.84 and 1,087.73

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Solution

The fourth proportional to 2,730.22, 4,092.84 and 1,087.73 is: 1,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.22 : 4,092.84 = 1,087.73 : x
  2. Step 2: Convert to fraction form
    2,730.22/4,092.84 = 1,087.73/x
  3. Step 3: Cross multiply
    2,730.22x = 4,092.84 × 1,087.73
  4. Step 4: Simplify right side
    2,730.22x = 4,451,904.85
  5. Step 5: Solve for x
    x = 4,451,904.85/2,730.22
  6. Step 6: Final answer
    x = 1,630.60

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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.