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Finding the Fourth Proportional to 5,906.21, 8,857.04 and 1,956.26

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Solution

The fourth proportional to 5,906.21, 8,857.04 and 1,956.26 is: 2,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.21 : 8,857.04 = 1,956.26 : x
  2. Step 2: Convert to fraction form
    5,906.21/8,857.04 = 1,956.26/x
  3. Step 3: Cross multiply
    5,906.21x = 8,857.04 × 1,956.26
  4. Step 4: Simplify right side
    5,906.21x = 17,326,685.43
  5. Step 5: Solve for x
    x = 17,326,685.43/5,906.21
  6. Step 6: Final answer
    x = 2,933.64

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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.