Home / 5,204.82-7,183.14-2,847.30

Finding the Fourth Proportional to 5,204.82, 7,183.14 and 2,847.30

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Solution

The fourth proportional to 5,204.82, 7,183.14 and 2,847.30 is: 3,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.82 : 7,183.14 = 2,847.30 : x
  2. Step 2: Convert to fraction form
    5,204.82/7,183.14 = 2,847.30/x
  3. Step 3: Cross multiply
    5,204.82x = 7,183.14 × 2,847.30
  4. Step 4: Simplify right side
    5,204.82x = 20,452,554.52
  5. Step 5: Solve for x
    x = 20,452,554.52/5,204.82
  6. Step 6: Final answer
    x = 3,929.54

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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.