Home / 11,201.36-16,812.44-5,658.60

Finding the Fourth Proportional to 11,201.36, 16,812.44 and 5,658.60

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Solution

The fourth proportional to 11,201.36, 16,812.44 and 5,658.60 is: 8,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.36 : 16,812.44 = 5,658.60 : x
  2. Step 2: Convert to fraction form
    11,201.36/16,812.44 = 5,658.60/x
  3. Step 3: Cross multiply
    11,201.36x = 16,812.44 × 5,658.60
  4. Step 4: Simplify right side
    11,201.36x = 95,134,872.98
  5. Step 5: Solve for x
    x = 95,134,872.98/11,201.36
  6. Step 6: Final answer
    x = 8,493.15

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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.