Home / 3,930.44-5,895.41-1,157.27

Finding the Fourth Proportional to 3,930.44, 5,895.41 and 1,157.27

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Solution

The fourth proportional to 3,930.44, 5,895.41 and 1,157.27 is: 1,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.44 : 5,895.41 = 1,157.27 : x
  2. Step 2: Convert to fraction form
    3,930.44/5,895.41 = 1,157.27/x
  3. Step 3: Cross multiply
    3,930.44x = 5,895.41 × 1,157.27
  4. Step 4: Simplify right side
    3,930.44x = 6,822,545.87
  5. Step 5: Solve for x
    x = 6,822,545.87/3,930.44
  6. Step 6: Final answer
    x = 1,735.82

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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.