Home / 4,217.67-5,819.45-2,725.38

Finding the Fourth Proportional to 4,217.67, 5,819.45 and 2,725.38

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Solution

The fourth proportional to 4,217.67, 5,819.45 and 2,725.38 is: 3,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.67 : 5,819.45 = 2,725.38 : x
  2. Step 2: Convert to fraction form
    4,217.67/5,819.45 = 2,725.38/x
  3. Step 3: Cross multiply
    4,217.67x = 5,819.45 × 2,725.38
  4. Step 4: Simplify right side
    4,217.67x = 15,860,199.01
  5. Step 5: Solve for x
    x = 15,860,199.01/4,217.67
  6. Step 6: Final answer
    x = 3,760.42

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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.