Home / 5,469.17-8,204.30-2,181.56

Finding the Fourth Proportional to 5,469.17, 8,204.30 and 2,181.56

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Solution

The fourth proportional to 5,469.17, 8,204.30 and 2,181.56 is: 3,272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.17 : 8,204.30 = 2,181.56 : x
  2. Step 2: Convert to fraction form
    5,469.17/8,204.30 = 2,181.56/x
  3. Step 3: Cross multiply
    5,469.17x = 8,204.30 × 2,181.56
  4. Step 4: Simplify right side
    5,469.17x = 17,898,161.80
  5. Step 5: Solve for x
    x = 17,898,161.80/5,469.17
  6. Step 6: Final answer
    x = 3,272.56

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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.