Home / 10,982.75-16,469.39-3,484.58

Finding the Fourth Proportional to 10,982.75, 16,469.39 and 3,484.58

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Solution

The fourth proportional to 10,982.75, 16,469.39 and 3,484.58 is: 5,225.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.75 : 16,469.39 = 3,484.58 : x
  2. Step 2: Convert to fraction form
    10,982.75/16,469.39 = 3,484.58/x
  3. Step 3: Cross multiply
    10,982.75x = 16,469.39 × 3,484.58
  4. Step 4: Simplify right side
    10,982.75x = 57,388,833.37
  5. Step 5: Solve for x
    x = 57,388,833.37/10,982.75
  6. Step 6: Final answer
    x = 5,225.36

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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.