Home / 8,238.67-12,354.22-3,556.44

Finding the Fourth Proportional to 8,238.67, 12,354.22 and 3,556.44

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Solution

The fourth proportional to 8,238.67, 12,354.22 and 3,556.44 is: 5,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.67 : 12,354.22 = 3,556.44 : x
  2. Step 2: Convert to fraction form
    8,238.67/12,354.22 = 3,556.44/x
  3. Step 3: Cross multiply
    8,238.67x = 12,354.22 × 3,556.44
  4. Step 4: Simplify right side
    8,238.67x = 43,937,042.18
  5. Step 5: Solve for x
    x = 43,937,042.18/8,238.67
  6. Step 6: Final answer
    x = 5,333.03

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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.