Home / 5,254.91-7,251.18-2,896.59

Finding the Fourth Proportional to 5,254.91, 7,251.18 and 2,896.59

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Solution

The fourth proportional to 5,254.91, 7,251.18 and 2,896.59 is: 3,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.91 : 7,251.18 = 2,896.59 : x
  2. Step 2: Convert to fraction form
    5,254.91/7,251.18 = 2,896.59/x
  3. Step 3: Cross multiply
    5,254.91x = 7,251.18 × 2,896.59
  4. Step 4: Simplify right side
    5,254.91x = 21,003,695.48
  5. Step 5: Solve for x
    x = 21,003,695.48/5,254.91
  6. Step 6: Final answer
    x = 3,996.97

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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.