Home / 2,591.97-3,576.87-1,413.02

Finding the Fourth Proportional to 2,591.97, 3,576.87 and 1,413.02

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Solution

The fourth proportional to 2,591.97, 3,576.87 and 1,413.02 is: 1,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.97 : 3,576.87 = 1,413.02 : x
  2. Step 2: Convert to fraction form
    2,591.97/3,576.87 = 1,413.02/x
  3. Step 3: Cross multiply
    2,591.97x = 3,576.87 × 1,413.02
  4. Step 4: Simplify right side
    2,591.97x = 5,054,170.96
  5. Step 5: Solve for x
    x = 5,054,170.96/2,591.97
  6. Step 6: Final answer
    x = 1,949.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.