Home / 6,665.13-9,199.66-3,832.82

Finding the Fourth Proportional to 6,665.13, 9,199.66 and 3,832.82

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Solution

The fourth proportional to 6,665.13, 9,199.66 and 3,832.82 is: 5,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.13 : 9,199.66 = 3,832.82 : x
  2. Step 2: Convert to fraction form
    6,665.13/9,199.66 = 3,832.82/x
  3. Step 3: Cross multiply
    6,665.13x = 9,199.66 × 3,832.82
  4. Step 4: Simplify right side
    6,665.13x = 35,260,599.63
  5. Step 5: Solve for x
    x = 35,260,599.63/6,665.13
  6. Step 6: Final answer
    x = 5,290.31

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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.