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Finding the Fourth Proportional to 4,616.87, 6,369.11 and 3,357.38

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Solution

The fourth proportional to 4,616.87, 6,369.11 and 3,357.38 is: 4,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.87 : 6,369.11 = 3,357.38 : x
  2. Step 2: Convert to fraction form
    4,616.87/6,369.11 = 3,357.38/x
  3. Step 3: Cross multiply
    4,616.87x = 6,369.11 × 3,357.38
  4. Step 4: Simplify right side
    4,616.87x = 21,383,473.90
  5. Step 5: Solve for x
    x = 21,383,473.90/4,616.87
  6. Step 6: Final answer
    x = 4,631.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.