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Finding the Fourth Proportional to 3,668.44, 5,502.66 and 1,617.88

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Solution

The fourth proportional to 3,668.44, 5,502.66 and 1,617.88 is: 2,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.44 : 5,502.66 = 1,617.88 : x
  2. Step 2: Convert to fraction form
    3,668.44/5,502.66 = 1,617.88/x
  3. Step 3: Cross multiply
    3,668.44x = 5,502.66 × 1,617.88
  4. Step 4: Simplify right side
    3,668.44x = 8,902,643.56
  5. Step 5: Solve for x
    x = 8,902,643.56/3,668.44
  6. Step 6: Final answer
    x = 2,426.82

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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.