Home / 3,269.70-4,905.45-1,323.27

Finding the Fourth Proportional to 3,269.70, 4,905.45 and 1,323.27

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Solution

The fourth proportional to 3,269.70, 4,905.45 and 1,323.27 is: 1,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.70 : 4,905.45 = 1,323.27 : x
  2. Step 2: Convert to fraction form
    3,269.70/4,905.45 = 1,323.27/x
  3. Step 3: Cross multiply
    3,269.70x = 4,905.45 × 1,323.27
  4. Step 4: Simplify right side
    3,269.70x = 6,491,234.82
  5. Step 5: Solve for x
    x = 6,491,234.82/3,269.70
  6. Step 6: Final answer
    x = 1,985.27

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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.