The one-two punch of strong job and consumer credit growth drove rates on mortgages up to their highest mark since Aug. 2. The common 30-year fixed-rate mortgage was at 4.6% this week, as the 15-year hit 4.06%. The 5/1 adjustable-rate mortgage was 3.93%. Rates on mortgages increase for third ... » Learn More about Rates on mortgages increase for third consecutive week