Home / 8,086.72-11,160.16-4,550.19

Finding the Fourth Proportional to 8,086.72, 11,160.16 and 4,550.19

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Solution

The fourth proportional to 8,086.72, 11,160.16 and 4,550.19 is: 6,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.72 : 11,160.16 = 4,550.19 : x
  2. Step 2: Convert to fraction form
    8,086.72/11,160.16 = 4,550.19/x
  3. Step 3: Cross multiply
    8,086.72x = 11,160.16 × 4,550.19
  4. Step 4: Simplify right side
    8,086.72x = 50,780,837.05
  5. Step 5: Solve for x
    x = 50,780,837.05/8,086.72
  6. Step 6: Final answer
    x = 6,279.54

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,087.72, 11,161.54 and 4,551.19
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.