Home / 3,908.89-5,864.37-1,135.82

Finding the Fourth Proportional to 3,908.89, 5,864.37 and 1,135.82

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Solution

The fourth proportional to 3,908.89, 5,864.37 and 1,135.82 is: 1,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.89 : 5,864.37 = 1,135.82 : x
  2. Step 2: Convert to fraction form
    3,908.89/5,864.37 = 1,135.82/x
  3. Step 3: Cross multiply
    3,908.89x = 5,864.37 × 1,135.82
  4. Step 4: Simplify right side
    3,908.89x = 6,660,868.73
  5. Step 5: Solve for x
    x = 6,660,868.73/3,908.89
  6. Step 6: Final answer
    x = 1,704.03

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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.