Home / 11,631.78-16,052.22-6,327

Finding the Fourth Proportional to 11,631.78, 16,052.22 and 6,327

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Solution

The fourth proportional to 11,631.78, 16,052.22 and 6,327 is: 8,731.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.78 : 16,052.22 = 6,327 : x
  2. Step 2: Convert to fraction form
    11,631.78/16,052.22 = 6,327/x
  3. Step 3: Cross multiply
    11,631.78x = 16,052.22 × 6,327
  4. Step 4: Simplify right side
    11,631.78x = 101,562,395.94
  5. Step 5: Solve for x
    x = 101,562,395.94/11,631.78
  6. Step 6: Final answer
    x = 8,731.46

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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.