Home / 10,216.44-15,327.06-3,290.68

Finding the Fourth Proportional to 10,216.44, 15,327.06 and 3,290.68

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Solution

The fourth proportional to 10,216.44, 15,327.06 and 3,290.68 is: 4,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.44 : 15,327.06 = 3,290.68 : x
  2. Step 2: Convert to fraction form
    10,216.44/15,327.06 = 3,290.68/x
  3. Step 3: Cross multiply
    10,216.44x = 15,327.06 × 3,290.68
  4. Step 4: Simplify right side
    10,216.44x = 50,436,449.80
  5. Step 5: Solve for x
    x = 50,436,449.80/10,216.44
  6. Step 6: Final answer
    x = 4,936.79

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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.