Columns Error

hello, i am setting up a new site with wocommerce but i am having trouble with the product columns view …I have set up the page to sho the items in 4 columns but they are shown in 2 columns in the frontend .. (screenshoot attached)

https://drive.google.com/open?id=0B_rXFUJgOzwiODBxalFPVXFBT28

https://drive.google.com/open?id=0B_rXFUJgOzwiVm1vd1lhdU8xTjQ