Home / 3,966.41-5,473.61-2,173.91

Finding the Fourth Proportional to 3,966.41, 5,473.61 and 2,173.91

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Solution

The fourth proportional to 3,966.41, 5,473.61 and 2,173.91 is: 2,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.41 : 5,473.61 = 2,173.91 : x
  2. Step 2: Convert to fraction form
    3,966.41/5,473.61 = 2,173.91/x
  3. Step 3: Cross multiply
    3,966.41x = 5,473.61 × 2,173.91
  4. Step 4: Simplify right side
    3,966.41x = 11,899,105.43
  5. Step 5: Solve for x
    x = 11,899,105.43/3,966.41
  6. Step 6: Final answer
    x = 2,999.97

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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.