Home / 8,329.26-11,474.86-5,806.79

Finding the Fourth Proportional to 8,329.26, 11,474.86 and 5,806.79

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Solution

The fourth proportional to 8,329.26, 11,474.86 and 5,806.79 is: 7,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.26 : 11,474.86 = 5,806.79 : x
  2. Step 2: Convert to fraction form
    8,329.26/11,474.86 = 5,806.79/x
  3. Step 3: Cross multiply
    8,329.26x = 11,474.86 × 5,806.79
  4. Step 4: Simplify right side
    8,329.26x = 66,632,102.30
  5. Step 5: Solve for x
    x = 66,632,102.30/8,329.26
  6. Step 6: Final answer
    x = 7,999.76

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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.