Home / 3,936.83-5,433.04-2,258.23

Finding the Fourth Proportional to 3,936.83, 5,433.04 and 2,258.23

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Solution

The fourth proportional to 3,936.83, 5,433.04 and 2,258.23 is: 3,116.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.83 : 5,433.04 = 2,258.23 : x
  2. Step 2: Convert to fraction form
    3,936.83/5,433.04 = 2,258.23/x
  3. Step 3: Cross multiply
    3,936.83x = 5,433.04 × 2,258.23
  4. Step 4: Simplify right side
    3,936.83x = 12,269,026.75
  5. Step 5: Solve for x
    x = 12,269,026.75/3,936.83
  6. Step 6: Final answer
    x = 3,116.47

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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.