Home / 11,229.80-15,497.11-6,194.34

Finding the Fourth Proportional to 11,229.80, 15,497.11 and 6,194.34

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Solution

The fourth proportional to 11,229.80, 15,497.11 and 6,194.34 is: 8,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.80 : 15,497.11 = 6,194.34 : x
  2. Step 2: Convert to fraction form
    11,229.80/15,497.11 = 6,194.34/x
  3. Step 3: Cross multiply
    11,229.80x = 15,497.11 × 6,194.34
  4. Step 4: Simplify right side
    11,229.80x = 95,994,259.90
  5. Step 5: Solve for x
    x = 95,994,259.90/11,229.80
  6. Step 6: Final answer
    x = 8,548.17

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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.