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Finding the Fourth Proportional to 8,793.04, 13,185.20 and 4,413.04

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Solution

The fourth proportional to 8,793.04, 13,185.20 and 4,413.04 is: 6,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.04 : 13,185.20 = 4,413.04 : x
  2. Step 2: Convert to fraction form
    8,793.04/13,185.20 = 4,413.04/x
  3. Step 3: Cross multiply
    8,793.04x = 13,185.20 × 4,413.04
  4. Step 4: Simplify right side
    8,793.04x = 58,186,815.01
  5. Step 5: Solve for x
    x = 58,186,815.01/8,793.04
  6. Step 6: Final answer
    x = 6,617.37

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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.