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Finding the Fourth Proportional to 3,362.67, 5,074.11 and 3,227.81

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Solution

The fourth proportional to 3,362.67, 5,074.11 and 3,227.81 is: 4,870.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.67 : 5,074.11 = 3,227.81 : x
  2. Step 2: Convert to fraction form
    3,362.67/5,074.11 = 3,227.81/x
  3. Step 3: Cross multiply
    3,362.67x = 5,074.11 × 3,227.81
  4. Step 4: Simplify right side
    3,362.67x = 16,378,237.63
  5. Step 5: Solve for x
    x = 16,378,237.63/3,362.67
  6. Step 6: Final answer
    x = 4,870.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.