Home / 3,839.44-5,299.38-2,268.04

Finding the Fourth Proportional to 3,839.44, 5,299.38 and 2,268.04

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Solution

The fourth proportional to 3,839.44, 5,299.38 and 2,268.04 is: 3,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.44 : 5,299.38 = 2,268.04 : x
  2. Step 2: Convert to fraction form
    3,839.44/5,299.38 = 2,268.04/x
  3. Step 3: Cross multiply
    3,839.44x = 5,299.38 × 2,268.04
  4. Step 4: Simplify right side
    3,839.44x = 12,019,205.82
  5. Step 5: Solve for x
    x = 12,019,205.82/3,839.44
  6. Step 6: Final answer
    x = 3,130.46

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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.