Home / 3,949.36-5,951.27-3,271.19

Finding the Fourth Proportional to 3,949.36, 5,951.27 and 3,271.19

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Solution

The fourth proportional to 3,949.36, 5,951.27 and 3,271.19 is: 4,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.36 : 5,951.27 = 3,271.19 : x
  2. Step 2: Convert to fraction form
    3,949.36/5,951.27 = 3,271.19/x
  3. Step 3: Cross multiply
    3,949.36x = 5,951.27 × 3,271.19
  4. Step 4: Simplify right side
    3,949.36x = 19,467,713.33
  5. Step 5: Solve for x
    x = 19,467,713.33/3,949.36
  6. Step 6: Final answer
    x = 4,929.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.