Home / 10,784.21-16,177.01-3,388.97

Finding the Fourth Proportional to 10,784.21, 16,177.01 and 3,388.97

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Solution

The fourth proportional to 10,784.21, 16,177.01 and 3,388.97 is: 5,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784.21 : 16,177.01 = 3,388.97 : x
  2. Step 2: Convert to fraction form
    10,784.21/16,177.01 = 3,388.97/x
  3. Step 3: Cross multiply
    10,784.21x = 16,177.01 × 3,388.97
  4. Step 4: Simplify right side
    10,784.21x = 54,823,425.08
  5. Step 5: Solve for x
    x = 54,823,425.08/10,784.21
  6. Step 6: Final answer
    x = 5,083.68

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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.