Home / 11,176.60-16,764.36-4,156.60

Finding the Fourth Proportional to 11,176.60, 16,764.36 and 4,156.60

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Solution

The fourth proportional to 11,176.60, 16,764.36 and 4,156.60 is: 6,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.60 : 16,764.36 = 4,156.60 : x
  2. Step 2: Convert to fraction form
    11,176.60/16,764.36 = 4,156.60/x
  3. Step 3: Cross multiply
    11,176.60x = 16,764.36 × 4,156.60
  4. Step 4: Simplify right side
    11,176.60x = 69,682,738.78
  5. Step 5: Solve for x
    x = 69,682,738.78/11,176.60
  6. Step 6: Final answer
    x = 6,234.70

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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.