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Finding the Fourth Proportional to 3,476.43, 4,797.27 and 1,904.22

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Solution

The fourth proportional to 3,476.43, 4,797.27 and 1,904.22 is: 2,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.43 : 4,797.27 = 1,904.22 : x
  2. Step 2: Convert to fraction form
    3,476.43/4,797.27 = 1,904.22/x
  3. Step 3: Cross multiply
    3,476.43x = 4,797.27 × 1,904.22
  4. Step 4: Simplify right side
    3,476.43x = 9,135,057.48
  5. Step 5: Solve for x
    x = 9,135,057.48/3,476.43
  6. Step 6: Final answer
    x = 2,627.71

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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.