Home / 2,211.42-3,310.65-1,745.94

Finding the Fourth Proportional to 2,211.42, 3,310.65 and 1,745.94

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Solution

The fourth proportional to 2,211.42, 3,310.65 and 1,745.94 is: 2,613.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.42 : 3,310.65 = 1,745.94 : x
  2. Step 2: Convert to fraction form
    2,211.42/3,310.65 = 1,745.94/x
  3. Step 3: Cross multiply
    2,211.42x = 3,310.65 × 1,745.94
  4. Step 4: Simplify right side
    2,211.42x = 5,780,196.26
  5. Step 5: Solve for x
    x = 5,780,196.26/2,211.42
  6. Step 6: Final answer
    x = 2,613.79

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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.