Warwickshire's Ian Bell and Jon Trott helped England to an eight wicket win in the fourth One Day International at Chester Le Street.
Stephen Finn took four wickets to keep the Aussies to 200-9 and when England batted, Ian Bell made 69 and Jon Trott an unbeaten 64 to give England an eight wicket victory.
England lead the series 3-0.
The final One Day International is at Old Trafford on Tuesday