Home / 8,186.26-11,294.06-4,647.42

Finding the Fourth Proportional to 8,186.26, 11,294.06 and 4,647.42

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Solution

The fourth proportional to 8,186.26, 11,294.06 and 4,647.42 is: 6,411.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.26 : 11,294.06 = 4,647.42 : x
  2. Step 2: Convert to fraction form
    8,186.26/11,294.06 = 4,647.42/x
  3. Step 3: Cross multiply
    8,186.26x = 11,294.06 × 4,647.42
  4. Step 4: Simplify right side
    8,186.26x = 52,488,217.09
  5. Step 5: Solve for x
    x = 52,488,217.09/8,186.26
  6. Step 6: Final answer
    x = 6,411.75

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Half scale
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Double scale
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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.