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Finding the Fourth Proportional to 8,844.44, 13,247.06 and 5,137.47

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Solution

The fourth proportional to 8,844.44, 13,247.06 and 5,137.47 is: 7,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.44 : 13,247.06 = 5,137.47 : x
  2. Step 2: Convert to fraction form
    8,844.44/13,247.06 = 5,137.47/x
  3. Step 3: Cross multiply
    8,844.44x = 13,247.06 × 5,137.47
  4. Step 4: Simplify right side
    8,844.44x = 68,056,347.65
  5. Step 5: Solve for x
    x = 68,056,347.65/8,844.44
  6. Step 6: Final answer
    x = 7,694.82

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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.