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Finding the Fourth Proportional to 3,954.83, 5,934.06 and 1,616.56

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Solution

The fourth proportional to 3,954.83, 5,934.06 and 1,616.56 is: 2,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.83 : 5,934.06 = 1,616.56 : x
  2. Step 2: Convert to fraction form
    3,954.83/5,934.06 = 1,616.56/x
  3. Step 3: Cross multiply
    3,954.83x = 5,934.06 × 1,616.56
  4. Step 4: Simplify right side
    3,954.83x = 9,592,749.20
  5. Step 5: Solve for x
    x = 9,592,749.20/3,954.83
  6. Step 6: Final answer
    x = 2,425.58

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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.