Home / 3,063.28-4,229.02-2,311.24

Finding the Fourth Proportional to 3,063.28, 4,229.02 and 2,311.24

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Solution

The fourth proportional to 3,063.28, 4,229.02 and 2,311.24 is: 3,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.28 : 4,229.02 = 2,311.24 : x
  2. Step 2: Convert to fraction form
    3,063.28/4,229.02 = 2,311.24/x
  3. Step 3: Cross multiply
    3,063.28x = 4,229.02 × 2,311.24
  4. Step 4: Simplify right side
    3,063.28x = 9,774,280.18
  5. Step 5: Solve for x
    x = 9,774,280.18/3,063.28
  6. Step 6: Final answer
    x = 3,190.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.