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Finding the Fourth Proportional to 7,224.66, 10,828.62 and 3,063.33

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Solution

The fourth proportional to 7,224.66, 10,828.62 and 3,063.33 is: 4,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.66 : 10,828.62 = 3,063.33 : x
  2. Step 2: Convert to fraction form
    7,224.66/10,828.62 = 3,063.33/x
  3. Step 3: Cross multiply
    7,224.66x = 10,828.62 × 3,063.33
  4. Step 4: Simplify right side
    7,224.66x = 33,171,636.50
  5. Step 5: Solve for x
    x = 33,171,636.50/7,224.66
  6. Step 6: Final answer
    x = 4,591.45

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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.