Home / 4,857.25-7,280.82-3,297.40

Finding the Fourth Proportional to 4,857.25, 7,280.82 and 3,297.40

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Solution

The fourth proportional to 4,857.25, 7,280.82 and 3,297.40 is: 4,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.25 : 7,280.82 = 3,297.40 : x
  2. Step 2: Convert to fraction form
    4,857.25/7,280.82 = 3,297.40/x
  3. Step 3: Cross multiply
    4,857.25x = 7,280.82 × 3,297.40
  4. Step 4: Simplify right side
    4,857.25x = 24,007,775.87
  5. Step 5: Solve for x
    x = 24,007,775.87/4,857.25
  6. Step 6: Final answer
    x = 4,942.67

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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.