Home / 3,537.42-4,881.66-2,211.90

Finding the Fourth Proportional to 3,537.42, 4,881.66 and 2,211.90

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Solution

The fourth proportional to 3,537.42, 4,881.66 and 2,211.90 is: 3,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.42 : 4,881.66 = 2,211.90 : x
  2. Step 2: Convert to fraction form
    3,537.42/4,881.66 = 2,211.90/x
  3. Step 3: Cross multiply
    3,537.42x = 4,881.66 × 2,211.90
  4. Step 4: Simplify right side
    3,537.42x = 10,797,743.75
  5. Step 5: Solve for x
    x = 10,797,743.75/3,537.42
  6. Step 6: Final answer
    x = 3,052.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.