Home / 3,938.16-5,433.97-2,366.29

Finding the Fourth Proportional to 3,938.16, 5,433.97 and 2,366.29

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Solution

The fourth proportional to 3,938.16, 5,433.97 and 2,366.29 is: 3,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.16 : 5,433.97 = 2,366.29 : x
  2. Step 2: Convert to fraction form
    3,938.16/5,433.97 = 2,366.29/x
  3. Step 3: Cross multiply
    3,938.16x = 5,433.97 × 2,366.29
  4. Step 4: Simplify right side
    3,938.16x = 12,858,309.87
  5. Step 5: Solve for x
    x = 12,858,309.87/3,938.16
  6. Step 6: Final answer
    x = 3,265.06

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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.