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Finding the Fourth Proportional to 3,908.62, 5,861.04 and 1,444.60

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Solution

The fourth proportional to 3,908.62, 5,861.04 and 1,444.60 is: 2,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.62 : 5,861.04 = 1,444.60 : x
  2. Step 2: Convert to fraction form
    3,908.62/5,861.04 = 1,444.60/x
  3. Step 3: Cross multiply
    3,908.62x = 5,861.04 × 1,444.60
  4. Step 4: Simplify right side
    3,908.62x = 8,466,858.38
  5. Step 5: Solve for x
    x = 8,466,858.38/3,908.62
  6. Step 6: Final answer
    x = 2,166.20

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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.