Home / 7,340.66-11,009.68-3,391.73

Finding the Fourth Proportional to 7,340.66, 11,009.68 and 3,391.73

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Solution

The fourth proportional to 7,340.66, 11,009.68 and 3,391.73 is: 5,086.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.66 : 11,009.68 = 3,391.73 : x
  2. Step 2: Convert to fraction form
    7,340.66/11,009.68 = 3,391.73/x
  3. Step 3: Cross multiply
    7,340.66x = 11,009.68 × 3,391.73
  4. Step 4: Simplify right side
    7,340.66x = 37,341,861.95
  5. Step 5: Solve for x
    x = 37,341,861.95/7,340.66
  6. Step 6: Final answer
    x = 5,086.99

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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.