Carlon, Inc. uses a job-order costing system and applies overhead based on direct labor dollars. Job 316 was started in July and incurred the following costs in July:

Direct materials $950

Direct labor $1,050

Applied overhead $1,260

The job was completed in August with an additional $2,100 in direct material cost and $1,400 in additional direct labor cost. What was the total cost of Job 316 at the end of August?