Gold fell for a fourth straight session on Tuesday, weighed down by a firm dollar and diminished prospects of a U.S. interest rate cut next month. Spot gold was down 0.1% at $4,039.19 per ounce, as of 0131 GMT. U.S. gold futures for December delivery fell 0.9% to $4,038.60 per ounce. “The dollar was a bit stronger today and also some of the speculative length has been reduced this past week.