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Finding the Fourth Proportional to 3,323.96, 4,985.12 and 2,234.92

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Solution

The fourth proportional to 3,323.96, 4,985.12 and 2,234.92 is: 3,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.96 : 4,985.12 = 2,234.92 : x
  2. Step 2: Convert to fraction form
    3,323.96/4,985.12 = 2,234.92/x
  3. Step 3: Cross multiply
    3,323.96x = 4,985.12 × 2,234.92
  4. Step 4: Simplify right side
    3,323.96x = 11,141,344.39
  5. Step 5: Solve for x
    x = 11,141,344.39/3,323.96
  6. Step 6: Final answer
    x = 3,351.83

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1.5x scale

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.