Home / 11,914.10-16,441.20-6,608.81

Finding the Fourth Proportional to 11,914.10, 16,441.20 and 6,608.81

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Solution

The fourth proportional to 11,914.10, 16,441.20 and 6,608.81 is: 9,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.10 : 16,441.20 = 6,608.81 : x
  2. Step 2: Convert to fraction form
    11,914.10/16,441.20 = 6,608.81/x
  3. Step 3: Cross multiply
    11,914.10x = 16,441.20 × 6,608.81
  4. Step 4: Simplify right side
    11,914.10x = 108,656,684.77
  5. Step 5: Solve for x
    x = 108,656,684.77/11,914.10
  6. Step 6: Final answer
    x = 9,120.01

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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.