Home / 3,908.36-5,392.74-2,336.12

Finding the Fourth Proportional to 3,908.36, 5,392.74 and 2,336.12

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Solution

The fourth proportional to 3,908.36, 5,392.74 and 2,336.12 is: 3,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.36 : 5,392.74 = 2,336.12 : x
  2. Step 2: Convert to fraction form
    3,908.36/5,392.74 = 2,336.12/x
  3. Step 3: Cross multiply
    3,908.36x = 5,392.74 × 2,336.12
  4. Step 4: Simplify right side
    3,908.36x = 12,598,087.77
  5. Step 5: Solve for x
    x = 12,598,087.77/3,908.36
  6. Step 6: Final answer
    x = 3,223.37

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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.