Home / 5,413.78-8,097.50-4,518.86

Finding the Fourth Proportional to 5,413.78, 8,097.50 and 4,518.86

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Solution

The fourth proportional to 5,413.78, 8,097.50 and 4,518.86 is: 6,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.78 : 8,097.50 = 4,518.86 : x
  2. Step 2: Convert to fraction form
    5,413.78/8,097.50 = 4,518.86/x
  3. Step 3: Cross multiply
    5,413.78x = 8,097.50 × 4,518.86
  4. Step 4: Simplify right side
    5,413.78x = 36,591,468.85
  5. Step 5: Solve for x
    x = 36,591,468.85/5,413.78
  6. Step 6: Final answer
    x = 6,758.95

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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.