Home / 3,343.27-4,611.68-2,147.85

Finding the Fourth Proportional to 3,343.27, 4,611.68 and 2,147.85

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Solution

The fourth proportional to 3,343.27, 4,611.68 and 2,147.85 is: 2,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.27 : 4,611.68 = 2,147.85 : x
  2. Step 2: Convert to fraction form
    3,343.27/4,611.68 = 2,147.85/x
  3. Step 3: Cross multiply
    3,343.27x = 4,611.68 × 2,147.85
  4. Step 4: Simplify right side
    3,343.27x = 9,905,196.89
  5. Step 5: Solve for x
    x = 9,905,196.89/3,343.27
  6. Step 6: Final answer
    x = 2,962.73

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1.5x scale

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.