Home / 12,664.62-18,997.71-4,873.41

Finding the Fourth Proportional to 12,664.62, 18,997.71 and 4,873.41

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Solution

The fourth proportional to 12,664.62, 18,997.71 and 4,873.41 is: 7,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.62 : 18,997.71 = 4,873.41 : x
  2. Step 2: Convert to fraction form
    12,664.62/18,997.71 = 4,873.41/x
  3. Step 3: Cross multiply
    12,664.62x = 18,997.71 × 4,873.41
  4. Step 4: Simplify right side
    12,664.62x = 92,583,629.89
  5. Step 5: Solve for x
    x = 92,583,629.89/12,664.62
  6. Step 6: Final answer
    x = 7,310.42

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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.