Home / 11,183.60-16,775.94-4,609.64

Finding the Fourth Proportional to 11,183.60, 16,775.94 and 4,609.64

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Solution

The fourth proportional to 11,183.60, 16,775.94 and 4,609.64 is: 6,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.60 : 16,775.94 = 4,609.64 : x
  2. Step 2: Convert to fraction form
    11,183.60/16,775.94 = 4,609.64/x
  3. Step 3: Cross multiply
    11,183.60x = 16,775.94 × 4,609.64
  4. Step 4: Simplify right side
    11,183.60x = 77,331,044.06
  5. Step 5: Solve for x
    x = 77,331,044.06/11,183.60
  6. Step 6: Final answer
    x = 6,914.68

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1.5x scale

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.