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Finding the Fourth Proportional to 5,969.36, 8,936.22 and 3,622.25

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Solution

The fourth proportional to 5,969.36, 8,936.22 and 3,622.25 is: 5,422.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.36 : 8,936.22 = 3,622.25 : x
  2. Step 2: Convert to fraction form
    5,969.36/8,936.22 = 3,622.25/x
  3. Step 3: Cross multiply
    5,969.36x = 8,936.22 × 3,622.25
  4. Step 4: Simplify right side
    5,969.36x = 32,369,222.90
  5. Step 5: Solve for x
    x = 32,369,222.90/5,969.36
  6. Step 6: Final answer
    x = 5,422.56

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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.