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Finding the Fourth Proportional to 7,228.81, 10,843.04 and 3,333.22

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Solution

The fourth proportional to 7,228.81, 10,843.04 and 3,333.22 is: 4,999.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.81 : 10,843.04 = 3,333.22 : x
  2. Step 2: Convert to fraction form
    7,228.81/10,843.04 = 3,333.22/x
  3. Step 3: Cross multiply
    7,228.81x = 10,843.04 × 3,333.22
  4. Step 4: Simplify right side
    7,228.81x = 36,142,237.79
  5. Step 5: Solve for x
    x = 36,142,237.79/7,228.81
  6. Step 6: Final answer
    x = 4,999.75

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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.