Home / 11,236.74-16,843.29-4,212.18

Finding the Fourth Proportional to 11,236.74, 16,843.29 and 4,212.18

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Solution

The fourth proportional to 11,236.74, 16,843.29 and 4,212.18 is: 6,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.74 : 16,843.29 = 4,212.18 : x
  2. Step 2: Convert to fraction form
    11,236.74/16,843.29 = 4,212.18/x
  3. Step 3: Cross multiply
    11,236.74x = 16,843.29 × 4,212.18
  4. Step 4: Simplify right side
    11,236.74x = 70,946,969.27
  5. Step 5: Solve for x
    x = 70,946,969.27/11,236.74
  6. Step 6: Final answer
    x = 6,313.84

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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.