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Finding the Fourth Proportional to 3,777.96, 5,668.50 and 1,696.52

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Solution

The fourth proportional to 3,777.96, 5,668.50 and 1,696.52 is: 2,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.96 : 5,668.50 = 1,696.52 : x
  2. Step 2: Convert to fraction form
    3,777.96/5,668.50 = 1,696.52/x
  3. Step 3: Cross multiply
    3,777.96x = 5,668.50 × 1,696.52
  4. Step 4: Simplify right side
    3,777.96x = 9,616,723.62
  5. Step 5: Solve for x
    x = 9,616,723.62/3,777.96
  6. Step 6: Final answer
    x = 2,545.48

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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.