Home / 3,054.28-4,581.42-1,231.56

Finding the Fourth Proportional to 3,054.28, 4,581.42 and 1,231.56

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Solution

The fourth proportional to 3,054.28, 4,581.42 and 1,231.56 is: 1,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.28 : 4,581.42 = 1,231.56 : x
  2. Step 2: Convert to fraction form
    3,054.28/4,581.42 = 1,231.56/x
  3. Step 3: Cross multiply
    3,054.28x = 4,581.42 × 1,231.56
  4. Step 4: Simplify right side
    3,054.28x = 5,642,293.62
  5. Step 5: Solve for x
    x = 5,642,293.62/3,054.28
  6. Step 6: Final answer
    x = 1,847.34

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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.