Home / 8,144.22-11,262.69-7,996.65

Finding the Fourth Proportional to 8,144.22, 11,262.69 and 7,996.65

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Solution

The fourth proportional to 8,144.22, 11,262.69 and 7,996.65 is: 11,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.22 : 11,262.69 = 7,996.65 : x
  2. Step 2: Convert to fraction form
    8,144.22/11,262.69 = 7,996.65/x
  3. Step 3: Cross multiply
    8,144.22x = 11,262.69 × 7,996.65
  4. Step 4: Simplify right side
    8,144.22x = 90,063,789.99
  5. Step 5: Solve for x
    x = 90,063,789.99/8,144.22
  6. Step 6: Final answer
    x = 11,058.61

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Half scale
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Double scale
Find fourth proportional to 8,145.22, 11,264.07 and 7,997.65
Similar ratio
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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.