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Finding the Fourth Proportional to 8,944.26, 12,334.50 and 5,754.30

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Solution

The fourth proportional to 8,944.26, 12,334.50 and 5,754.30 is: 7,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.26 : 12,334.50 = 5,754.30 : x
  2. Step 2: Convert to fraction form
    8,944.26/12,334.50 = 5,754.30/x
  3. Step 3: Cross multiply
    8,944.26x = 12,334.50 × 5,754.30
  4. Step 4: Simplify right side
    8,944.26x = 70,976,413.35
  5. Step 5: Solve for x
    x = 70,976,413.35/8,944.26
  6. Step 6: Final answer
    x = 7,935.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.