Home / 3,351.22-4,622.62-2,641.96

Finding the Fourth Proportional to 3,351.22, 4,622.62 and 2,641.96

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Solution

The fourth proportional to 3,351.22, 4,622.62 and 2,641.96 is: 3,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.22 : 4,622.62 = 2,641.96 : x
  2. Step 2: Convert to fraction form
    3,351.22/4,622.62 = 2,641.96/x
  3. Step 3: Cross multiply
    3,351.22x = 4,622.62 × 2,641.96
  4. Step 4: Simplify right side
    3,351.22x = 12,212,777.14
  5. Step 5: Solve for x
    x = 12,212,777.14/3,351.22
  6. Step 6: Final answer
    x = 3,644.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.