Home / 3,231.68-4,847.94-1,151.32

Finding the Fourth Proportional to 3,231.68, 4,847.94 and 1,151.32

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Solution

The fourth proportional to 3,231.68, 4,847.94 and 1,151.32 is: 1,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.68 : 4,847.94 = 1,151.32 : x
  2. Step 2: Convert to fraction form
    3,231.68/4,847.94 = 1,151.32/x
  3. Step 3: Cross multiply
    3,231.68x = 4,847.94 × 1,151.32
  4. Step 4: Simplify right side
    3,231.68x = 5,581,530.28
  5. Step 5: Solve for x
    x = 5,581,530.28/3,231.68
  6. Step 6: Final answer
    x = 1,727.13

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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.