Home / 11,742.36-17,609.68-5,500.44

Finding the Fourth Proportional to 11,742.36, 17,609.68 and 5,500.44

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Solution

The fourth proportional to 11,742.36, 17,609.68 and 5,500.44 is: 8,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.36 : 17,609.68 = 5,500.44 : x
  2. Step 2: Convert to fraction form
    11,742.36/17,609.68 = 5,500.44/x
  3. Step 3: Cross multiply
    11,742.36x = 17,609.68 × 5,500.44
  4. Step 4: Simplify right side
    11,742.36x = 96,860,988.26
  5. Step 5: Solve for x
    x = 96,860,988.26/11,742.36
  6. Step 6: Final answer
    x = 8,248.85

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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.