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Finding the Fourth Proportional to 7,204.98, 10,803.78 and 3,306

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Solution

The fourth proportional to 7,204.98, 10,803.78 and 3,306 is: 4,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.98 : 10,803.78 = 3,306 : x
  2. Step 2: Convert to fraction form
    7,204.98/10,803.78 = 3,306/x
  3. Step 3: Cross multiply
    7,204.98x = 10,803.78 × 3,306
  4. Step 4: Simplify right side
    7,204.98x = 35,717,296.68
  5. Step 5: Solve for x
    x = 35,717,296.68/7,204.98
  6. Step 6: Final answer
    x = 4,957.31

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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.