Home / 4,028.68-5,549.22-2,847.72

Finding the Fourth Proportional to 4,028.68, 5,549.22 and 2,847.72

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Solution

The fourth proportional to 4,028.68, 5,549.22 and 2,847.72 is: 3,922.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.68 : 5,549.22 = 2,847.72 : x
  2. Step 2: Convert to fraction form
    4,028.68/5,549.22 = 2,847.72/x
  3. Step 3: Cross multiply
    4,028.68x = 5,549.22 × 2,847.72
  4. Step 4: Simplify right side
    4,028.68x = 15,802,624.78
  5. Step 5: Solve for x
    x = 15,802,624.78/4,028.68
  6. Step 6: Final answer
    x = 3,922.53

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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.