Home / 8,389.96-12,584.70-2,546.60

Finding the Fourth Proportional to 8,389.96, 12,584.70 and 2,546.60

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Solution

The fourth proportional to 8,389.96, 12,584.70 and 2,546.60 is: 3,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.96 : 12,584.70 = 2,546.60 : x
  2. Step 2: Convert to fraction form
    8,389.96/12,584.70 = 2,546.60/x
  3. Step 3: Cross multiply
    8,389.96x = 12,584.70 × 2,546.60
  4. Step 4: Simplify right side
    8,389.96x = 32,048,197.02
  5. Step 5: Solve for x
    x = 32,048,197.02/8,389.96
  6. Step 6: Final answer
    x = 3,819.83

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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.