Home / 8,105.05-11,185.19-4,568.05

Finding the Fourth Proportional to 8,105.05, 11,185.19 and 4,568.05

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Solution

The fourth proportional to 8,105.05, 11,185.19 and 4,568.05 is: 6,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.05 : 11,185.19 = 4,568.05 : x
  2. Step 2: Convert to fraction form
    8,105.05/11,185.19 = 4,568.05/x
  3. Step 3: Cross multiply
    8,105.05x = 11,185.19 × 4,568.05
  4. Step 4: Simplify right side
    8,105.05x = 51,094,484.34
  5. Step 5: Solve for x
    x = 51,094,484.34/8,105.05
  6. Step 6: Final answer
    x = 6,304.03

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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.