1 INTRODUCTION  
2 IFU SPECTROSCOPY OF FORNAX DWARF GALAXIES  
2.1 Fornax dwarf sample and spectroscopic observations  
2.2 Results from the previous papers in this series  
3 RECOVERING STAR FORMATION HISTORIES  
3.1 Star formation histories  
3.2 Computing cumulative formation times  
4 RESULTS  
4.1 Star formation histories of dwarf galaxies  
4.2 Comparison with the star formation histories of massive galaxies  
4.3 Formation times  
5 DISCUSSION  
5.1 From giants to dwarfs  
5.2 Relation between the environment and the formation of galaxies  
5.3 Environment independent properties  
5.4 Formation time scales  
6 SUMMARY AND CONCLUSIONS