Home / 2,471.28-3,412.44-2,059.44

Finding the Fourth Proportional to 2,471.28, 3,412.44 and 2,059.44

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Solution

The fourth proportional to 2,471.28, 3,412.44 and 2,059.44 is: 2,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.28 : 3,412.44 = 2,059.44 : x
  2. Step 2: Convert to fraction form
    2,471.28/3,412.44 = 2,059.44/x
  3. Step 3: Cross multiply
    2,471.28x = 3,412.44 × 2,059.44
  4. Step 4: Simplify right side
    2,471.28x = 7,027,715.43
  5. Step 5: Solve for x
    x = 7,027,715.43/2,471.28
  6. Step 6: Final answer
    x = 2,843.76

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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.