Home / 3,944.73-5,907.63-3,120.33

Finding the Fourth Proportional to 3,944.73, 5,907.63 and 3,120.33

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Solution

The fourth proportional to 3,944.73, 5,907.63 and 3,120.33 is: 4,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.73 : 5,907.63 = 3,120.33 : x
  2. Step 2: Convert to fraction form
    3,944.73/5,907.63 = 3,120.33/x
  3. Step 3: Cross multiply
    3,944.73x = 5,907.63 × 3,120.33
  4. Step 4: Simplify right side
    3,944.73x = 18,433,755.12
  5. Step 5: Solve for x
    x = 18,433,755.12/3,944.73
  6. Step 6: Final answer
    x = 4,673.01

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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.