Home / 5,459.76-8,182.33-2,531.61

Finding the Fourth Proportional to 5,459.76, 8,182.33 and 2,531.61

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Solution

The fourth proportional to 5,459.76, 8,182.33 and 2,531.61 is: 3,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.76 : 8,182.33 = 2,531.61 : x
  2. Step 2: Convert to fraction form
    5,459.76/8,182.33 = 2,531.61/x
  3. Step 3: Cross multiply
    5,459.76x = 8,182.33 × 2,531.61
  4. Step 4: Simplify right side
    5,459.76x = 20,714,468.45
  5. Step 5: Solve for x
    x = 20,714,468.45/5,459.76
  6. Step 6: Final answer
    x = 3,794.03

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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.