Home / 7,469.96-11,190.36-5,491.94

Finding the Fourth Proportional to 7,469.96, 11,190.36 and 5,491.94

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Solution

The fourth proportional to 7,469.96, 11,190.36 and 5,491.94 is: 8,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.96 : 11,190.36 = 5,491.94 : x
  2. Step 2: Convert to fraction form
    7,469.96/11,190.36 = 5,491.94/x
  3. Step 3: Cross multiply
    7,469.96x = 11,190.36 × 5,491.94
  4. Step 4: Simplify right side
    7,469.96x = 61,456,785.70
  5. Step 5: Solve for x
    x = 61,456,785.70/7,469.96
  6. Step 6: Final answer
    x = 8,227.19

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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.