Fiorentina's miserable season continued on Sunday when Torino beat them 2-1 in their fourth successive defeat in Serie A.
Simone Zaza ended an early spell of pressure for Torino by scoring with a diving header from Cristian Ansaldi's cross in the 21st minute and Ansaldi himself added the second goal with a low shot in the 72nd minute.
Fiorentina, who narrowly avoided relegation last season, are under new ownership after American billionaire Rocco Commisso bought the club from the Della Valle family. The defeat left them 13th with 16 points, increasing the pressure on coach Vincenzo Montella, while Torino are eighth.
Surprise package Cagliari stayed fourth, ahead of AS Roma on goal difference, when they hit back from two goals behind to draw 2-2 at Sassuolo, who missed a second-half penalty
It was the 28-year-old Ragatzu's first Serie A goal since March 2010 when he scored for Cagliari against Bologna. Since then, he has played for six different clubs, with several seasons in the lower divisions.
Berardi missed a 66th-minute penalty in between the two Cagliari goals.