Home / 3,883.36-5,825.52-1,286.56

Finding the Fourth Proportional to 3,883.36, 5,825.52 and 1,286.56

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Solution

The fourth proportional to 3,883.36, 5,825.52 and 1,286.56 is: 1,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.36 : 5,825.52 = 1,286.56 : x
  2. Step 2: Convert to fraction form
    3,883.36/5,825.52 = 1,286.56/x
  3. Step 3: Cross multiply
    3,883.36x = 5,825.52 × 1,286.56
  4. Step 4: Simplify right side
    3,883.36x = 7,494,881.01
  5. Step 5: Solve for x
    x = 7,494,881.01/3,883.36
  6. Step 6: Final answer
    x = 1,930.00

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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.