Home / 7,234.88-10,853.30-2,553.80

Finding the Fourth Proportional to 7,234.88, 10,853.30 and 2,553.80

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Solution

The fourth proportional to 7,234.88, 10,853.30 and 2,553.80 is: 3,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.88 : 10,853.30 = 2,553.80 : x
  2. Step 2: Convert to fraction form
    7,234.88/10,853.30 = 2,553.80/x
  3. Step 3: Cross multiply
    7,234.88x = 10,853.30 × 2,553.80
  4. Step 4: Simplify right side
    7,234.88x = 27,717,109.66
  5. Step 5: Solve for x
    x = 27,717,109.66/7,234.88
  6. Step 6: Final answer
    x = 3,831.04

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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.