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Finding the Fourth Proportional to 7,508.84, 11,272.22 and 4,433

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Solution

The fourth proportional to 7,508.84, 11,272.22 and 4,433 is: 6,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.84 : 11,272.22 = 4,433 : x
  2. Step 2: Convert to fraction form
    7,508.84/11,272.22 = 4,433/x
  3. Step 3: Cross multiply
    7,508.84x = 11,272.22 × 4,433
  4. Step 4: Simplify right side
    7,508.84x = 49,969,751.26
  5. Step 5: Solve for x
    x = 49,969,751.26/7,508.84
  6. Step 6: Final answer
    x = 6,654.79

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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.