Given:

VT = 7.9 V
R1 = 8.9 kW
R2 = 3.7 kW
R3 = 3.6 kW
R4 = 5.5 kW

Find:

RT, IT
VR4, IR4
IR1, VR1
VR2, IR2
VR3, IR3

RT = 3.6 kW
IT = 2.1 mA
VR4 = 7.9 V
IR4 = 1.4 mA
IR1 = 736.6 mA
VR1 = 6.5 V
VR2 = 7.9 V
IR2 = 2.1 mA
VR3 = 7.9 V
IR3 = 2.1 mA