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Finding the Fourth Proportional to 6,609.56, 9,918.77 and 2,449.60

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Solution

The fourth proportional to 6,609.56, 9,918.77 and 2,449.60 is: 3,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.56 : 9,918.77 = 2,449.60 : x
  2. Step 2: Convert to fraction form
    6,609.56/9,918.77 = 2,449.60/x
  3. Step 3: Cross multiply
    6,609.56x = 9,918.77 × 2,449.60
  4. Step 4: Simplify right side
    6,609.56x = 24,297,018.99
  5. Step 5: Solve for x
    x = 24,297,018.99/6,609.56
  6. Step 6: Final answer
    x = 3,676.04

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1.5x scale

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.