Home / 8,046.75-12,072.57-3,608.13

Finding the Fourth Proportional to 8,046.75, 12,072.57 and 3,608.13

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Solution

The fourth proportional to 8,046.75, 12,072.57 and 3,608.13 is: 5,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.75 : 12,072.57 = 3,608.13 : x
  2. Step 2: Convert to fraction form
    8,046.75/12,072.57 = 3,608.13/x
  3. Step 3: Cross multiply
    8,046.75x = 12,072.57 × 3,608.13
  4. Step 4: Simplify right side
    8,046.75x = 43,559,401.99
  5. Step 5: Solve for x
    x = 43,559,401.99/8,046.75
  6. Step 6: Final answer
    x = 5,413.29

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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.