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Finding the Fourth Proportional to 5,963.72, 8,954.22 and 4,322.12

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Solution

The fourth proportional to 5,963.72, 8,954.22 and 4,322.12 is: 6,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.72 : 8,954.22 = 4,322.12 : x
  2. Step 2: Convert to fraction form
    5,963.72/8,954.22 = 4,322.12/x
  3. Step 3: Cross multiply
    5,963.72x = 8,954.22 × 4,322.12
  4. Step 4: Simplify right side
    5,963.72x = 38,701,213.35
  5. Step 5: Solve for x
    x = 38,701,213.35/5,963.72
  6. Step 6: Final answer
    x = 6,489.44

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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.