Home / 3,997.77-5,517.59-2,506.97

Finding the Fourth Proportional to 3,997.77, 5,517.59 and 2,506.97

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Solution

The fourth proportional to 3,997.77, 5,517.59 and 2,506.97 is: 3,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.77 : 5,517.59 = 2,506.97 : x
  2. Step 2: Convert to fraction form
    3,997.77/5,517.59 = 2,506.97/x
  3. Step 3: Cross multiply
    3,997.77x = 5,517.59 × 2,506.97
  4. Step 4: Simplify right side
    3,997.77x = 13,832,392.48
  5. Step 5: Solve for x
    x = 13,832,392.48/3,997.77
  6. Step 6: Final answer
    x = 3,460.03

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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.