Home / 3,968.87-5,475.48-2,552.33

Finding the Fourth Proportional to 3,968.87, 5,475.48 and 2,552.33

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Solution

The fourth proportional to 3,968.87, 5,475.48 and 2,552.33 is: 3,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.87 : 5,475.48 = 2,552.33 : x
  2. Step 2: Convert to fraction form
    3,968.87/5,475.48 = 2,552.33/x
  3. Step 3: Cross multiply
    3,968.87x = 5,475.48 × 2,552.33
  4. Step 4: Simplify right side
    3,968.87x = 13,975,231.87
  5. Step 5: Solve for x
    x = 13,975,231.87/3,968.87
  6. Step 6: Final answer
    x = 3,521.22

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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.