Home / 2,372.01-3,557.97-1,391.64

Finding the Fourth Proportional to 2,372.01, 3,557.97 and 1,391.64

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Solution

The fourth proportional to 2,372.01, 3,557.97 and 1,391.64 is: 2,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.01 : 3,557.97 = 1,391.64 : x
  2. Step 2: Convert to fraction form
    2,372.01/3,557.97 = 1,391.64/x
  3. Step 3: Cross multiply
    2,372.01x = 3,557.97 × 1,391.64
  4. Step 4: Simplify right side
    2,372.01x = 4,951,413.37
  5. Step 5: Solve for x
    x = 4,951,413.37/2,372.01
  6. Step 6: Final answer
    x = 2,087.43

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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.