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Finding the Fourth Proportional to 8,601.44, 12,902.24 and 3,054.88

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Solution

The fourth proportional to 8,601.44, 12,902.24 and 3,054.88 is: 4,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.44 : 12,902.24 = 3,054.88 : x
  2. Step 2: Convert to fraction form
    8,601.44/12,902.24 = 3,054.88/x
  3. Step 3: Cross multiply
    8,601.44x = 12,902.24 × 3,054.88
  4. Step 4: Simplify right side
    8,601.44x = 39,414,794.93
  5. Step 5: Solve for x
    x = 39,414,794.93/8,601.44
  6. Step 6: Final answer
    x = 4,582.35

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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.