Home / 8,054.77-11,109.34-5,217.14

Finding the Fourth Proportional to 8,054.77, 11,109.34 and 5,217.14

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Solution

The fourth proportional to 8,054.77, 11,109.34 and 5,217.14 is: 7,195.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.77 : 11,109.34 = 5,217.14 : x
  2. Step 2: Convert to fraction form
    8,054.77/11,109.34 = 5,217.14/x
  3. Step 3: Cross multiply
    8,054.77x = 11,109.34 × 5,217.14
  4. Step 4: Simplify right side
    8,054.77x = 57,958,956.00
  5. Step 5: Solve for x
    x = 57,958,956.00/8,054.77
  6. Step 6: Final answer
    x = 7,195.61

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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.