Home / 3,846.71-5,308.75-2,168.27

Finding the Fourth Proportional to 3,846.71, 5,308.75 and 2,168.27

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Solution

The fourth proportional to 3,846.71, 5,308.75 and 2,168.27 is: 2,992.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.71 : 5,308.75 = 2,168.27 : x
  2. Step 2: Convert to fraction form
    3,846.71/5,308.75 = 2,168.27/x
  3. Step 3: Cross multiply
    3,846.71x = 5,308.75 × 2,168.27
  4. Step 4: Simplify right side
    3,846.71x = 11,510,797.19
  5. Step 5: Solve for x
    x = 11,510,797.19/3,846.71
  6. Step 6: Final answer
    x = 2,992.38

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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.