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Finding the Fourth Proportional to 5,803.69, 8,693.82 and 2,679.36

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Solution

The fourth proportional to 5,803.69, 8,693.82 and 2,679.36 is: 4,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.69 : 8,693.82 = 2,679.36 : x
  2. Step 2: Convert to fraction form
    5,803.69/8,693.82 = 2,679.36/x
  3. Step 3: Cross multiply
    5,803.69x = 8,693.82 × 2,679.36
  4. Step 4: Simplify right side
    5,803.69x = 23,293,873.56
  5. Step 5: Solve for x
    x = 23,293,873.56/5,803.69
  6. Step 6: Final answer
    x = 4,013.63

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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.