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Finding the Fourth Proportional to 5,777.56, 8,668.62 and 3,005.97

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Solution

The fourth proportional to 5,777.56, 8,668.62 and 3,005.97 is: 4,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.56 : 8,668.62 = 3,005.97 : x
  2. Step 2: Convert to fraction form
    5,777.56/8,668.62 = 3,005.97/x
  3. Step 3: Cross multiply
    5,777.56x = 8,668.62 × 3,005.97
  4. Step 4: Simplify right side
    5,777.56x = 26,057,611.66
  5. Step 5: Solve for x
    x = 26,057,611.66/5,777.56
  6. Step 6: Final answer
    x = 4,510.14

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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.