Home / 3,972.01-5,481.62-2,293.73

Finding the Fourth Proportional to 3,972.01, 5,481.62 and 2,293.73

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Solution

The fourth proportional to 3,972.01, 5,481.62 and 2,293.73 is: 3,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.01 : 5,481.62 = 2,293.73 : x
  2. Step 2: Convert to fraction form
    3,972.01/5,481.62 = 2,293.73/x
  3. Step 3: Cross multiply
    3,972.01x = 5,481.62 × 2,293.73
  4. Step 4: Simplify right side
    3,972.01x = 12,573,328.83
  5. Step 5: Solve for x
    x = 12,573,328.83/3,972.01
  6. Step 6: Final answer
    x = 3,165.48

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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.