Home / 9,224.07-12,727.50-5,189.73

Finding the Fourth Proportional to 9,224.07, 12,727.50 and 5,189.73

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Solution

The fourth proportional to 9,224.07, 12,727.50 and 5,189.73 is: 7,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.07 : 12,727.50 = 5,189.73 : x
  2. Step 2: Convert to fraction form
    9,224.07/12,727.50 = 5,189.73/x
  3. Step 3: Cross multiply
    9,224.07x = 12,727.50 × 5,189.73
  4. Step 4: Simplify right side
    9,224.07x = 66,052,288.58
  5. Step 5: Solve for x
    x = 66,052,288.58/9,224.07
  6. Step 6: Final answer
    x = 7,160.86

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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.