Home / 8,452.90-11,661.07-5,469.69

Finding the Fourth Proportional to 8,452.90, 11,661.07 and 5,469.69

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Solution

The fourth proportional to 8,452.90, 11,661.07 and 5,469.69 is: 7,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.90 : 11,661.07 = 5,469.69 : x
  2. Step 2: Convert to fraction form
    8,452.90/11,661.07 = 5,469.69/x
  3. Step 3: Cross multiply
    8,452.90x = 11,661.07 × 5,469.69
  4. Step 4: Simplify right side
    8,452.90x = 63,782,410.62
  5. Step 5: Solve for x
    x = 63,782,410.62/8,452.90
  6. Step 6: Final answer
    x = 7,545.63

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Double scale
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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.