Home / 4,579.82-6,871.62-2,206.70

Finding the Fourth Proportional to 4,579.82, 6,871.62 and 2,206.70

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Solution

The fourth proportional to 4,579.82, 6,871.62 and 2,206.70 is: 3,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.82 : 6,871.62 = 2,206.70 : x
  2. Step 2: Convert to fraction form
    4,579.82/6,871.62 = 2,206.70/x
  3. Step 3: Cross multiply
    4,579.82x = 6,871.62 × 2,206.70
  4. Step 4: Simplify right side
    4,579.82x = 15,163,603.85
  5. Step 5: Solve for x
    x = 15,163,603.85/4,579.82
  6. Step 6: Final answer
    x = 3,310.96

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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.