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Finding the Fourth Proportional to 4,799.72, 7,204.14 and 2,954.43

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Solution

The fourth proportional to 4,799.72, 7,204.14 and 2,954.43 is: 4,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.72 : 7,204.14 = 2,954.43 : x
  2. Step 2: Convert to fraction form
    4,799.72/7,204.14 = 2,954.43/x
  3. Step 3: Cross multiply
    4,799.72x = 7,204.14 × 2,954.43
  4. Step 4: Simplify right side
    4,799.72x = 21,284,127.34
  5. Step 5: Solve for x
    x = 21,284,127.34/4,799.72
  6. Step 6: Final answer
    x = 4,434.45

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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.