Home / 3,850.53-5,775.89-2,206.29

Finding the Fourth Proportional to 3,850.53, 5,775.89 and 2,206.29

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Solution

The fourth proportional to 3,850.53, 5,775.89 and 2,206.29 is: 3,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.53 : 5,775.89 = 2,206.29 : x
  2. Step 2: Convert to fraction form
    3,850.53/5,775.89 = 2,206.29/x
  3. Step 3: Cross multiply
    3,850.53x = 5,775.89 × 2,206.29
  4. Step 4: Simplify right side
    3,850.53x = 12,743,277.32
  5. Step 5: Solve for x
    x = 12,743,277.32/3,850.53
  6. Step 6: Final answer
    x = 3,309.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.