Home / 11,637.74-17,456.38-2,872.73

Finding the Fourth Proportional to 11,637.74, 17,456.38 and 2,872.73

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Solution

The fourth proportional to 11,637.74, 17,456.38 and 2,872.73 is: 4,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.74 : 17,456.38 = 2,872.73 : x
  2. Step 2: Convert to fraction form
    11,637.74/17,456.38 = 2,872.73/x
  3. Step 3: Cross multiply
    11,637.74x = 17,456.38 × 2,872.73
  4. Step 4: Simplify right side
    11,637.74x = 50,147,502.98
  5. Step 5: Solve for x
    x = 50,147,502.98/11,637.74
  6. Step 6: Final answer
    x = 4,309.04

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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.