Home / 5,921.62-8,171.84-3,269.03

Finding the Fourth Proportional to 5,921.62, 8,171.84 and 3,269.03

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Solution

The fourth proportional to 5,921.62, 8,171.84 and 3,269.03 is: 4,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.62 : 8,171.84 = 3,269.03 : x
  2. Step 2: Convert to fraction form
    5,921.62/8,171.84 = 3,269.03/x
  3. Step 3: Cross multiply
    5,921.62x = 8,171.84 × 3,269.03
  4. Step 4: Simplify right side
    5,921.62x = 26,713,988.07
  5. Step 5: Solve for x
    x = 26,713,988.07/5,921.62
  6. Step 6: Final answer
    x = 4,511.27

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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.