Home / 11,180.53-16,766.20-4,160.98

Finding the Fourth Proportional to 11,180.53, 16,766.20 and 4,160.98

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Solution

The fourth proportional to 11,180.53, 16,766.20 and 4,160.98 is: 6,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.53 : 16,766.20 = 4,160.98 : x
  2. Step 2: Convert to fraction form
    11,180.53/16,766.20 = 4,160.98/x
  3. Step 3: Cross multiply
    11,180.53x = 16,766.20 × 4,160.98
  4. Step 4: Simplify right side
    11,180.53x = 69,763,822.88
  5. Step 5: Solve for x
    x = 69,763,822.88/11,180.53
  6. Step 6: Final answer
    x = 6,239.76

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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.