Home / 8,914.62-12,295.89-5,928.96

Finding the Fourth Proportional to 8,914.62, 12,295.89 and 5,928.96

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Solution

The fourth proportional to 8,914.62, 12,295.89 and 5,928.96 is: 8,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.62 : 12,295.89 = 5,928.96 : x
  2. Step 2: Convert to fraction form
    8,914.62/12,295.89 = 5,928.96/x
  3. Step 3: Cross multiply
    8,914.62x = 12,295.89 × 5,928.96
  4. Step 4: Simplify right side
    8,914.62x = 72,901,839.97
  5. Step 5: Solve for x
    x = 72,901,839.97/8,914.62
  6. Step 6: Final answer
    x = 8,177.78

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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.