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Finding the Fourth Proportional to 8,907.52, 13,361.17 and 5,233.06

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Solution

The fourth proportional to 8,907.52, 13,361.17 and 5,233.06 is: 7,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.52 : 13,361.17 = 5,233.06 : x
  2. Step 2: Convert to fraction form
    8,907.52/13,361.17 = 5,233.06/x
  3. Step 3: Cross multiply
    8,907.52x = 13,361.17 × 5,233.06
  4. Step 4: Simplify right side
    8,907.52x = 69,919,742.55
  5. Step 5: Solve for x
    x = 69,919,742.55/8,907.52
  6. Step 6: Final answer
    x = 7,849.52

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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.