Home / 11,806.24-16,287.48-6,769.31

Finding the Fourth Proportional to 11,806.24, 16,287.48 and 6,769.31

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Solution

The fourth proportional to 11,806.24, 16,287.48 and 6,769.31 is: 9,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.24 : 16,287.48 = 6,769.31 : x
  2. Step 2: Convert to fraction form
    11,806.24/16,287.48 = 6,769.31/x
  3. Step 3: Cross multiply
    11,806.24x = 16,287.48 × 6,769.31
  4. Step 4: Simplify right side
    11,806.24x = 110,255,001.24
  5. Step 5: Solve for x
    x = 110,255,001.24/11,806.24
  6. Step 6: Final answer
    x = 9,338.71

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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.