Required details are shared in the link shared.
Installation Requirements (Transactional Apps) - SAP Fiori for SAP Business Suite - SAP Library
Minimum recommended version is 7.31.
As you can see in this link, SAP has classified the information on required components in two sections 7.31 and 7.4. Based on this, we can say that minimum 7.31 s required.
regards,
Sarbjeet Singh