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Finding the Fourth Proportional to 3,192, 4,783.37 and 2,269.41

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Solution

The fourth proportional to 3,192, 4,783.37 and 2,269.41 is: 3,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192 : 4,783.37 = 2,269.41 : x
  2. Step 2: Convert to fraction form
    3,192/4,783.37 = 2,269.41/x
  3. Step 3: Cross multiply
    3,192x = 4,783.37 × 2,269.41
  4. Step 4: Simplify right side
    3,192x = 10,855,416.36
  5. Step 5: Solve for x
    x = 10,855,416.36/3,192
  6. Step 6: Final answer
    x = 3,400.82

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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.