Home / 11,914.83-16,441.92-6,609.60

Finding the Fourth Proportional to 11,914.83, 16,441.92 and 6,609.60

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Solution

The fourth proportional to 11,914.83, 16,441.92 and 6,609.60 is: 9,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.83 : 16,441.92 = 6,609.60 : x
  2. Step 2: Convert to fraction form
    11,914.83/16,441.92 = 6,609.60/x
  3. Step 3: Cross multiply
    11,914.83x = 16,441.92 × 6,609.60
  4. Step 4: Simplify right side
    11,914.83x = 108,674,514.43
  5. Step 5: Solve for x
    x = 108,674,514.43/11,914.83
  6. Step 6: Final answer
    x = 9,120.95

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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.