Home / 3,049.28-4,573.36-1,318.04

Finding the Fourth Proportional to 3,049.28, 4,573.36 and 1,318.04

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Solution

The fourth proportional to 3,049.28, 4,573.36 and 1,318.04 is: 1,976.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.28 : 4,573.36 = 1,318.04 : x
  2. Step 2: Convert to fraction form
    3,049.28/4,573.36 = 1,318.04/x
  3. Step 3: Cross multiply
    3,049.28x = 4,573.36 × 1,318.04
  4. Step 4: Simplify right side
    3,049.28x = 6,027,871.41
  5. Step 5: Solve for x
    x = 6,027,871.41/3,049.28
  6. Step 6: Final answer
    x = 1,976.82

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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.