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Finding the Fourth Proportional to 7,469.02, 11,204.16 and 2,274.91

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Solution

The fourth proportional to 7,469.02, 11,204.16 and 2,274.91 is: 3,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.02 : 11,204.16 = 2,274.91 : x
  2. Step 2: Convert to fraction form
    7,469.02/11,204.16 = 2,274.91/x
  3. Step 3: Cross multiply
    7,469.02x = 11,204.16 × 2,274.91
  4. Step 4: Simplify right side
    7,469.02x = 25,488,455.63
  5. Step 5: Solve for x
    x = 25,488,455.63/7,469.02
  6. Step 6: Final answer
    x = 3,412.56

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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.