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Finding the Fourth Proportional to 3,862.75, 5,794.11 and 2,627.55

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Solution

The fourth proportional to 3,862.75, 5,794.11 and 2,627.55 is: 3,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.75 : 5,794.11 = 2,627.55 : x
  2. Step 2: Convert to fraction form
    3,862.75/5,794.11 = 2,627.55/x
  3. Step 3: Cross multiply
    3,862.75x = 5,794.11 × 2,627.55
  4. Step 4: Simplify right side
    3,862.75x = 15,224,314.49
  5. Step 5: Solve for x
    x = 15,224,314.49/3,862.75
  6. Step 6: Final answer
    x = 3,941.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.