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Finding the Fourth Proportional to 4,618.82, 6,923.10 and 3,519.56

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Solution

The fourth proportional to 4,618.82, 6,923.10 and 3,519.56 is: 5,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.82 : 6,923.10 = 3,519.56 : x
  2. Step 2: Convert to fraction form
    4,618.82/6,923.10 = 3,519.56/x
  3. Step 3: Cross multiply
    4,618.82x = 6,923.10 × 3,519.56
  4. Step 4: Simplify right side
    4,618.82x = 24,366,265.84
  5. Step 5: Solve for x
    x = 24,366,265.84/4,618.82
  6. Step 6: Final answer
    x = 5,275.43

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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.