Home / 2,568.70-3,849.54-1,181.44

Finding the Fourth Proportional to 2,568.70, 3,849.54 and 1,181.44

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Solution

The fourth proportional to 2,568.70, 3,849.54 and 1,181.44 is: 1,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.70 : 3,849.54 = 1,181.44 : x
  2. Step 2: Convert to fraction form
    2,568.70/3,849.54 = 1,181.44/x
  3. Step 3: Cross multiply
    2,568.70x = 3,849.54 × 1,181.44
  4. Step 4: Simplify right side
    2,568.70x = 4,548,000.54
  5. Step 5: Solve for x
    x = 4,548,000.54/2,568.70
  6. Step 6: Final answer
    x = 1,770.55

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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.