Home / 7,388.32-11,084.30-2,194.19

Finding the Fourth Proportional to 7,388.32, 11,084.30 and 2,194.19

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Solution

The fourth proportional to 7,388.32, 11,084.30 and 2,194.19 is: 3,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.32 : 11,084.30 = 2,194.19 : x
  2. Step 2: Convert to fraction form
    7,388.32/11,084.30 = 2,194.19/x
  3. Step 3: Cross multiply
    7,388.32x = 11,084.30 × 2,194.19
  4. Step 4: Simplify right side
    7,388.32x = 24,321,060.22
  5. Step 5: Solve for x
    x = 24,321,060.22/7,388.32
  6. Step 6: Final answer
    x = 3,291.83

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.