Home / 2,791.05-4,188.47-1,493.43

Finding the Fourth Proportional to 2,791.05, 4,188.47 and 1,493.43

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Solution

The fourth proportional to 2,791.05, 4,188.47 and 1,493.43 is: 2,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.05 : 4,188.47 = 1,493.43 : x
  2. Step 2: Convert to fraction form
    2,791.05/4,188.47 = 1,493.43/x
  3. Step 3: Cross multiply
    2,791.05x = 4,188.47 × 1,493.43
  4. Step 4: Simplify right side
    2,791.05x = 6,255,179.28
  5. Step 5: Solve for x
    x = 6,255,179.28/2,791.05
  6. Step 6: Final answer
    x = 2,241.16

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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.