Home / 11,940.48-16,483.68-8,183.52

Finding the Fourth Proportional to 11,940.48, 16,483.68 and 8,183.52

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Solution

The fourth proportional to 11,940.48, 16,483.68 and 8,183.52 is: 11,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940.48 : 16,483.68 = 8,183.52 : x
  2. Step 2: Convert to fraction form
    11,940.48/16,483.68 = 8,183.52/x
  3. Step 3: Cross multiply
    11,940.48x = 16,483.68 × 8,183.52
  4. Step 4: Simplify right side
    11,940.48x = 134,894,524.95
  5. Step 5: Solve for x
    x = 134,894,524.95/11,940.48
  6. Step 6: Final answer
    x = 11,297.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.