Home / 8,146.05-11,241.79-4,609.19

Finding the Fourth Proportional to 8,146.05, 11,241.79 and 4,609.19

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Solution

The fourth proportional to 8,146.05, 11,241.79 and 4,609.19 is: 6,360.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.05 : 11,241.79 = 4,609.19 : x
  2. Step 2: Convert to fraction form
    8,146.05/11,241.79 = 4,609.19/x
  3. Step 3: Cross multiply
    8,146.05x = 11,241.79 × 4,609.19
  4. Step 4: Simplify right side
    8,146.05x = 51,815,546.05
  5. Step 5: Solve for x
    x = 51,815,546.05/8,146.05
  6. Step 6: Final answer
    x = 6,360.82

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Half scale
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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.