Home / 10,329.73-15,494.19-3,309.56

Finding the Fourth Proportional to 10,329.73, 15,494.19 and 3,309.56

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Solution

The fourth proportional to 10,329.73, 15,494.19 and 3,309.56 is: 4,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.73 : 15,494.19 = 3,309.56 : x
  2. Step 2: Convert to fraction form
    10,329.73/15,494.19 = 3,309.56/x
  3. Step 3: Cross multiply
    10,329.73x = 15,494.19 × 3,309.56
  4. Step 4: Simplify right side
    10,329.73x = 51,278,919.68
  5. Step 5: Solve for x
    x = 51,278,919.68/10,329.73
  6. Step 6: Final answer
    x = 4,964.21

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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.