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Finding the Fourth Proportional to 8,662.02, 11,954.30 and 4,884.99

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Solution

The fourth proportional to 8,662.02, 11,954.30 and 4,884.99 is: 6,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662.02 : 11,954.30 = 4,884.99 : x
  2. Step 2: Convert to fraction form
    8,662.02/11,954.30 = 4,884.99/x
  3. Step 3: Cross multiply
    8,662.02x = 11,954.30 × 4,884.99
  4. Step 4: Simplify right side
    8,662.02x = 58,396,611.53
  5. Step 5: Solve for x
    x = 58,396,611.53/8,662.02
  6. Step 6: Final answer
    x = 6,741.69

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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.