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Finding the Fourth Proportional to 3,474.57, 4,794.15 and 2,057.55

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Solution

The fourth proportional to 3,474.57, 4,794.15 and 2,057.55 is: 2,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.57 : 4,794.15 = 2,057.55 : x
  2. Step 2: Convert to fraction form
    3,474.57/4,794.15 = 2,057.55/x
  3. Step 3: Cross multiply
    3,474.57x = 4,794.15 × 2,057.55
  4. Step 4: Simplify right side
    3,474.57x = 9,864,203.33
  5. Step 5: Solve for x
    x = 9,864,203.33/3,474.57
  6. Step 6: Final answer
    x = 2,838.97

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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.