Home / 8,132.91-11,222.96-5,897.61

Finding the Fourth Proportional to 8,132.91, 11,222.96 and 5,897.61

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Solution

The fourth proportional to 8,132.91, 11,222.96 and 5,897.61 is: 8,138.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.91 : 11,222.96 = 5,897.61 : x
  2. Step 2: Convert to fraction form
    8,132.91/11,222.96 = 5,897.61/x
  3. Step 3: Cross multiply
    8,132.91x = 11,222.96 × 5,897.61
  4. Step 4: Simplify right side
    8,132.91x = 66,188,611.64
  5. Step 5: Solve for x
    x = 66,188,611.64/8,132.91
  6. Step 6: Final answer
    x = 8,138.37

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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.