Home / 3,197.15-4,413.26-1,871.27

Finding the Fourth Proportional to 3,197.15, 4,413.26 and 1,871.27

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Solution

The fourth proportional to 3,197.15, 4,413.26 and 1,871.27 is: 2,583.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.15 : 4,413.26 = 1,871.27 : x
  2. Step 2: Convert to fraction form
    3,197.15/4,413.26 = 1,871.27/x
  3. Step 3: Cross multiply
    3,197.15x = 4,413.26 × 1,871.27
  4. Step 4: Simplify right side
    3,197.15x = 8,258,401.04
  5. Step 5: Solve for x
    x = 8,258,401.04/3,197.15
  6. Step 6: Final answer
    x = 2,583.05

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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.