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Finding the Fourth Proportional to 4,734.36, 7,101.47 and 1,616.54

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Solution

The fourth proportional to 4,734.36, 7,101.47 and 1,616.54 is: 2,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.36 : 7,101.47 = 1,616.54 : x
  2. Step 2: Convert to fraction form
    4,734.36/7,101.47 = 1,616.54/x
  3. Step 3: Cross multiply
    4,734.36x = 7,101.47 × 1,616.54
  4. Step 4: Simplify right side
    4,734.36x = 11,479,778.85
  5. Step 5: Solve for x
    x = 11,479,778.85/4,734.36
  6. Step 6: Final answer
    x = 2,424.78

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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.