What is the approximate ratio of rural outlets to urban outlets?

According to statistic, there is around 17,000 Urban outlets for Every 5,000 Rural outlets.

Based on this, the approximate rato of rural outlets to urban outlets would be:

5000 : 17000

5 : 17

1 : 3.4

Since it's just asking for approximate, we can round the ratio down into

1 : 3