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Finding the Fourth Proportional to 8,601.77, 12,902.54 and 3,052.05

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Solution

The fourth proportional to 8,601.77, 12,902.54 and 3,052.05 is: 4,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.77 : 12,902.54 = 3,052.05 : x
  2. Step 2: Convert to fraction form
    8,601.77/12,902.54 = 3,052.05/x
  3. Step 3: Cross multiply
    8,601.77x = 12,902.54 × 3,052.05
  4. Step 4: Simplify right side
    8,601.77x = 39,379,181.95
  5. Step 5: Solve for x
    x = 39,379,181.95/8,601.77
  6. Step 6: Final answer
    x = 4,578.04

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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.