Home / 3,883.66-5,824.08-1,286.02

Finding the Fourth Proportional to 3,883.66, 5,824.08 and 1,286.02

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Solution

The fourth proportional to 3,883.66, 5,824.08 and 1,286.02 is: 1,928.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.66 : 5,824.08 = 1,286.02 : x
  2. Step 2: Convert to fraction form
    3,883.66/5,824.08 = 1,286.02/x
  3. Step 3: Cross multiply
    3,883.66x = 5,824.08 × 1,286.02
  4. Step 4: Simplify right side
    3,883.66x = 7,489,883.36
  5. Step 5: Solve for x
    x = 7,489,883.36/3,883.66
  6. Step 6: Final answer
    x = 1,928.56

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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.