Home / 3,231.28-4,846.92-1,499.68

Finding the Fourth Proportional to 3,231.28, 4,846.92 and 1,499.68

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Solution

The fourth proportional to 3,231.28, 4,846.92 and 1,499.68 is: 2,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.28 : 4,846.92 = 1,499.68 : x
  2. Step 2: Convert to fraction form
    3,231.28/4,846.92 = 1,499.68/x
  3. Step 3: Cross multiply
    3,231.28x = 4,846.92 × 1,499.68
  4. Step 4: Simplify right side
    3,231.28x = 7,268,828.99
  5. Step 5: Solve for x
    x = 7,268,828.99/3,231.28
  6. Step 6: Final answer
    x = 2,249.52

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Similar ratio
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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.