Rounds 4-7

And it's smooth sailing from here! Crochet a few more rows:

Row 4: [3 sc, inc] x 6, ch 1 and turn  (30)
Row 5: [9 sc, inc] x 3, ch 1 and turn  (33)
Row 6: [10 sc, inc] x 3, ch 1 and turn  (36)
Row 7: [11 sc, inc] x 3  (39)

When you're done fasten off:

And weave in the yarn tails on the side opposite the ridge of remaining front loops: