Home / 11,324.96-16,984.40-3,425.44

Finding the Fourth Proportional to 11,324.96, 16,984.40 and 3,425.44

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Solution

The fourth proportional to 11,324.96, 16,984.40 and 3,425.44 is: 5,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.96 : 16,984.40 = 3,425.44 : x
  2. Step 2: Convert to fraction form
    11,324.96/16,984.40 = 3,425.44/x
  3. Step 3: Cross multiply
    11,324.96x = 16,984.40 × 3,425.44
  4. Step 4: Simplify right side
    11,324.96x = 58,179,043.14
  5. Step 5: Solve for x
    x = 58,179,043.14/11,324.96
  6. Step 6: Final answer
    x = 5,137.24

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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.