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Finding the Fourth Proportional to 6,544.56, 9,033.42 and 3,993.24

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Solution

The fourth proportional to 6,544.56, 9,033.42 and 3,993.24 is: 5,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.56 : 9,033.42 = 3,993.24 : x
  2. Step 2: Convert to fraction form
    6,544.56/9,033.42 = 3,993.24/x
  3. Step 3: Cross multiply
    6,544.56x = 9,033.42 × 3,993.24
  4. Step 4: Simplify right side
    6,544.56x = 36,072,614.08
  5. Step 5: Solve for x
    x = 36,072,614.08/6,544.56
  6. Step 6: Final answer
    x = 5,511.85

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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.