Home / 11,744.66-17,616.99-2,979.56

Finding the Fourth Proportional to 11,744.66, 17,616.99 and 2,979.56

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Solution

The fourth proportional to 11,744.66, 17,616.99 and 2,979.56 is: 4,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.66 : 17,616.99 = 2,979.56 : x
  2. Step 2: Convert to fraction form
    11,744.66/17,616.99 = 2,979.56/x
  3. Step 3: Cross multiply
    11,744.66x = 17,616.99 × 2,979.56
  4. Step 4: Simplify right side
    11,744.66x = 52,490,878.72
  5. Step 5: Solve for x
    x = 52,490,878.72/11,744.66
  6. Step 6: Final answer
    x = 4,469.34

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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.