Home / 5,335.40-7,997.63-2,047.61

Finding the Fourth Proportional to 5,335.40, 7,997.63 and 2,047.61

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Solution

The fourth proportional to 5,335.40, 7,997.63 and 2,047.61 is: 3,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.40 : 7,997.63 = 2,047.61 : x
  2. Step 2: Convert to fraction form
    5,335.40/7,997.63 = 2,047.61/x
  3. Step 3: Cross multiply
    5,335.40x = 7,997.63 × 2,047.61
  4. Step 4: Simplify right side
    5,335.40x = 16,375,976.94
  5. Step 5: Solve for x
    x = 16,375,976.94/5,335.40
  6. Step 6: Final answer
    x = 3,069.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.