Home / 5,254.35-7,251.02-2,896.49

Finding the Fourth Proportional to 5,254.35, 7,251.02 and 2,896.49

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Solution

The fourth proportional to 5,254.35, 7,251.02 and 2,896.49 is: 3,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.35 : 7,251.02 = 2,896.49 : x
  2. Step 2: Convert to fraction form
    5,254.35/7,251.02 = 2,896.49/x
  3. Step 3: Cross multiply
    5,254.35x = 7,251.02 × 2,896.49
  4. Step 4: Simplify right side
    5,254.35x = 21,002,521.43
  5. Step 5: Solve for x
    x = 21,002,521.43/5,254.35
  6. Step 6: Final answer
    x = 3,997.17

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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.