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Finding the Fourth Proportional to 7,573.62, 11,361.03 and 2,379.48

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Solution

The fourth proportional to 7,573.62, 11,361.03 and 2,379.48 is: 3,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.62 : 11,361.03 = 2,379.48 : x
  2. Step 2: Convert to fraction form
    7,573.62/11,361.03 = 2,379.48/x
  3. Step 3: Cross multiply
    7,573.62x = 11,361.03 × 2,379.48
  4. Step 4: Simplify right side
    7,573.62x = 27,033,343.66
  5. Step 5: Solve for x
    x = 27,033,343.66/7,573.62
  6. Step 6: Final answer
    x = 3,569.41

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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.