Home / 11,243.72-16,865.58-3,452.60

Finding the Fourth Proportional to 11,243.72, 16,865.58 and 3,452.60

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Solution

The fourth proportional to 11,243.72, 16,865.58 and 3,452.60 is: 5,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.72 : 16,865.58 = 3,452.60 : x
  2. Step 2: Convert to fraction form
    11,243.72/16,865.58 = 3,452.60/x
  3. Step 3: Cross multiply
    11,243.72x = 16,865.58 × 3,452.60
  4. Step 4: Simplify right side
    11,243.72x = 58,230,101.51
  5. Step 5: Solve for x
    x = 58,230,101.51/11,243.72
  6. Step 6: Final answer
    x = 5,178.90

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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.