Home / 3,615.80-5,413.14-3,269.93

Finding the Fourth Proportional to 3,615.80, 5,413.14 and 3,269.93

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Solution

The fourth proportional to 3,615.80, 5,413.14 and 3,269.93 is: 4,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.80 : 5,413.14 = 3,269.93 : x
  2. Step 2: Convert to fraction form
    3,615.80/5,413.14 = 3,269.93/x
  3. Step 3: Cross multiply
    3,615.80x = 5,413.14 × 3,269.93
  4. Step 4: Simplify right side
    3,615.80x = 17,700,588.88
  5. Step 5: Solve for x
    x = 17,700,588.88/3,615.80
  6. Step 6: Final answer
    x = 4,895.35

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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.