Home / 5,254.73-7,251.59-2,896.96

Finding the Fourth Proportional to 5,254.73, 7,251.59 and 2,896.96

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Solution

The fourth proportional to 5,254.73, 7,251.59 and 2,896.96 is: 3,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.73 : 7,251.59 = 2,896.96 : x
  2. Step 2: Convert to fraction form
    5,254.73/7,251.59 = 2,896.96/x
  3. Step 3: Cross multiply
    5,254.73x = 7,251.59 × 2,896.96
  4. Step 4: Simplify right side
    5,254.73x = 21,007,546.23
  5. Step 5: Solve for x
    x = 21,007,546.23/5,254.73
  6. Step 6: Final answer
    x = 3,997.83

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1.5x scale

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.