Home / 11,076.48-16,596-7,172.82

Finding the Fourth Proportional to 11,076.48, 16,596 and 7,172.82

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Solution

The fourth proportional to 11,076.48, 16,596 and 7,172.82 is: 10,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.48 : 16,596 = 7,172.82 : x
  2. Step 2: Convert to fraction form
    11,076.48/16,596 = 7,172.82/x
  3. Step 3: Cross multiply
    11,076.48x = 16,596 × 7,172.82
  4. Step 4: Simplify right side
    11,076.48x = 119,040,120.72
  5. Step 5: Solve for x
    x = 119,040,120.72/11,076.48
  6. Step 6: Final answer
    x = 10,747.11

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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.