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Finding the Fourth Proportional to 8,413.97, 12,616.52 and 4,467.44

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Solution

The fourth proportional to 8,413.97, 12,616.52 and 4,467.44 is: 6,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.97 : 12,616.52 = 4,467.44 : x
  2. Step 2: Convert to fraction form
    8,413.97/12,616.52 = 4,467.44/x
  3. Step 3: Cross multiply
    8,413.97x = 12,616.52 × 4,467.44
  4. Step 4: Simplify right side
    8,413.97x = 56,363,460.69
  5. Step 5: Solve for x
    x = 56,363,460.69/8,413.97
  6. Step 6: Final answer
    x = 6,698.80

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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.