Home / 4,150.32-5,727.24-2,381.64

Finding the Fourth Proportional to 4,150.32, 5,727.24 and 2,381.64

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Solution

The fourth proportional to 4,150.32, 5,727.24 and 2,381.64 is: 3,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.32 : 5,727.24 = 2,381.64 : x
  2. Step 2: Convert to fraction form
    4,150.32/5,727.24 = 2,381.64/x
  3. Step 3: Cross multiply
    4,150.32x = 5,727.24 × 2,381.64
  4. Step 4: Simplify right side
    4,150.32x = 13,640,223.87
  5. Step 5: Solve for x
    x = 13,640,223.87/4,150.32
  6. Step 6: Final answer
    x = 3,286.55

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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.