Home / 5,413.27-8,121.30-2,294.77

Finding the Fourth Proportional to 5,413.27, 8,121.30 and 2,294.77

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Solution

The fourth proportional to 5,413.27, 8,121.30 and 2,294.77 is: 3,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.27 : 8,121.30 = 2,294.77 : x
  2. Step 2: Convert to fraction form
    5,413.27/8,121.30 = 2,294.77/x
  3. Step 3: Cross multiply
    5,413.27x = 8,121.30 × 2,294.77
  4. Step 4: Simplify right side
    5,413.27x = 18,636,515.60
  5. Step 5: Solve for x
    x = 18,636,515.60/5,413.27
  6. Step 6: Final answer
    x = 3,442.75

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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.