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Finding the Fourth Proportional to 4,481.65, 6,723.08 and 1,559.57

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Solution

The fourth proportional to 4,481.65, 6,723.08 and 1,559.57 is: 2,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.65 : 6,723.08 = 1,559.57 : x
  2. Step 2: Convert to fraction form
    4,481.65/6,723.08 = 1,559.57/x
  3. Step 3: Cross multiply
    4,481.65x = 6,723.08 × 1,559.57
  4. Step 4: Simplify right side
    4,481.65x = 10,485,134.58
  5. Step 5: Solve for x
    x = 10,485,134.58/4,481.65
  6. Step 6: Final answer
    x = 2,339.57

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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.