Home / 3,863.54-5,331.63-2,095.11

Finding the Fourth Proportional to 3,863.54, 5,331.63 and 2,095.11

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Solution

The fourth proportional to 3,863.54, 5,331.63 and 2,095.11 is: 2,891.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.54 : 5,331.63 = 2,095.11 : x
  2. Step 2: Convert to fraction form
    3,863.54/5,331.63 = 2,095.11/x
  3. Step 3: Cross multiply
    3,863.54x = 5,331.63 × 2,095.11
  4. Step 4: Simplify right side
    3,863.54x = 11,170,351.33
  5. Step 5: Solve for x
    x = 11,170,351.33/3,863.54
  6. Step 6: Final answer
    x = 2,891.22

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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.