Home / 8,280.07-12,413.09-3,596.54

Finding the Fourth Proportional to 8,280.07, 12,413.09 and 3,596.54

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Solution

The fourth proportional to 8,280.07, 12,413.09 and 3,596.54 is: 5,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.07 : 12,413.09 = 3,596.54 : x
  2. Step 2: Convert to fraction form
    8,280.07/12,413.09 = 3,596.54/x
  3. Step 3: Cross multiply
    8,280.07x = 12,413.09 × 3,596.54
  4. Step 4: Simplify right side
    8,280.07x = 44,644,121.63
  5. Step 5: Solve for x
    x = 44,644,121.63/8,280.07
  6. Step 6: Final answer
    x = 5,391.76

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1.5x scale

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.