A 26-year-old from Los Angeles, Wright scored in the 21st minute, then converted a penalty kick in the 29th after he was fouled by Chris Mepham. Wright scored in the 73rd for his 10th goal in 19 league matches this season.
Arsenal coach Mikel Arteta said he has been seeking advice from former manager Arsene Wenger as the club aims to end their 20-year wait for the Premier League title this season.
Feyenoord wasted no time in adding to the troubles of Ajax and ended up beating their hosts 4-0 when the two clubs on Wednesday completed their Eredivisie fixture abandoned at the weekend.