Home / 3,968.51-5,473.94-2,549.96

Finding the Fourth Proportional to 3,968.51, 5,473.94 and 2,549.96

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Solution

The fourth proportional to 3,968.51, 5,473.94 and 2,549.96 is: 3,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.51 : 5,473.94 = 2,549.96 : x
  2. Step 2: Convert to fraction form
    3,968.51/5,473.94 = 2,549.96/x
  3. Step 3: Cross multiply
    3,968.51x = 5,473.94 × 2,549.96
  4. Step 4: Simplify right side
    3,968.51x = 13,958,328.98
  5. Step 5: Solve for x
    x = 13,958,328.98/3,968.51
  6. Step 6: Final answer
    x = 3,517.27

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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.