A company rents a building with a total of 60,000 square feet, which are evenly divided between two floors. The total monthly rent for the building is $36,000. The company allocates $24,000 of total rent expense to the first floor and $12,000 of total rent expense to the second floor. How much of the monthly rental expense should be allocated to a department that occupies 10,000 square feet on the second floor