Need kind assistance from pros who had cleared Inferno as Im stucked at d begining stages of A3 like forever...kindly add my ID Shen#6938, thx thx

Well I have 4 playable characters up to act 2 Inferno which r Barb, Monk, Wiz and DH. All of them with pretty cheap ass eqs... , as for the stats my barb wif 25k+hp, AR900+buffs, dps 21k, my monk has 18k dps, AR900+buffs, 15kHp, Wizard has 34kdps, AR 800+buffs & 12k hp and lastly my tofu DH wif 17k hp, AR 300+ and 117k dps. I am not a pro player here thats y im asking for help and also seeking for friends to play thru these 2 acts as most of my RL friends have already quit this game..hope you guys can help me out..thanks alot