Home / 3,863.42-5,796.21-1,268.18

Finding the Fourth Proportional to 3,863.42, 5,796.21 and 1,268.18

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Solution

The fourth proportional to 3,863.42, 5,796.21 and 1,268.18 is: 1,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.42 : 5,796.21 = 1,268.18 : x
  2. Step 2: Convert to fraction form
    3,863.42/5,796.21 = 1,268.18/x
  3. Step 3: Cross multiply
    3,863.42x = 5,796.21 × 1,268.18
  4. Step 4: Simplify right side
    3,863.42x = 7,350,637.60
  5. Step 5: Solve for x
    x = 7,350,637.60/3,863.42
  6. Step 6: Final answer
    x = 1,902.62

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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.