Home / 8,186.22-12,279.33-2,342.83

Finding the Fourth Proportional to 8,186.22, 12,279.33 and 2,342.83

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Solution

The fourth proportional to 8,186.22, 12,279.33 and 2,342.83 is: 3,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.22 : 12,279.33 = 2,342.83 : x
  2. Step 2: Convert to fraction form
    8,186.22/12,279.33 = 2,342.83/x
  3. Step 3: Cross multiply
    8,186.22x = 12,279.33 × 2,342.83
  4. Step 4: Simplify right side
    8,186.22x = 28,768,382.70
  5. Step 5: Solve for x
    x = 28,768,382.70/8,186.22
  6. Step 6: Final answer
    x = 3,514.25

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Double scale
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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.