Home / 11,182.44-16,775.28-4,161.87

Finding the Fourth Proportional to 11,182.44, 16,775.28 and 4,161.87

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Solution

The fourth proportional to 11,182.44, 16,775.28 and 4,161.87 is: 6,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.44 : 16,775.28 = 4,161.87 : x
  2. Step 2: Convert to fraction form
    11,182.44/16,775.28 = 4,161.87/x
  3. Step 3: Cross multiply
    11,182.44x = 16,775.28 × 4,161.87
  4. Step 4: Simplify right side
    11,182.44x = 69,816,534.57
  5. Step 5: Solve for x
    x = 69,816,534.57/11,182.44
  6. Step 6: Final answer
    x = 6,243.41

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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.