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Finding the Fourth Proportional to 8,994.25, 13,482.27 and 3,721.96

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Solution

The fourth proportional to 8,994.25, 13,482.27 and 3,721.96 is: 5,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.25 : 13,482.27 = 3,721.96 : x
  2. Step 2: Convert to fraction form
    8,994.25/13,482.27 = 3,721.96/x
  3. Step 3: Cross multiply
    8,994.25x = 13,482.27 × 3,721.96
  4. Step 4: Simplify right side
    8,994.25x = 50,180,469.65
  5. Step 5: Solve for x
    x = 50,180,469.65/8,994.25
  6. Step 6: Final answer
    x = 5,579.17

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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.