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Finding the Fourth Proportional to 8,995.44, 13,481.32 and 5,046.63

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Solution

The fourth proportional to 8,995.44, 13,481.32 and 5,046.63 is: 7,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.44 : 13,481.32 = 5,046.63 : x
  2. Step 2: Convert to fraction form
    8,995.44/13,481.32 = 5,046.63/x
  3. Step 3: Cross multiply
    8,995.44x = 13,481.32 × 5,046.63
  4. Step 4: Simplify right side
    8,995.44x = 68,035,153.93
  5. Step 5: Solve for x
    x = 68,035,153.93/8,995.44
  6. Step 6: Final answer
    x = 7,563.29

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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.