Banks and exporters preferred to reduce their dollar position on expectation of more foreign capital inflows in view of recovery in the equity market.
It has gained by 66 paise or 1.03 per cent in the three days.
However, the dollar index was trading higher by 0.36 per cent against its major global rivals on Friday.
While, in New York market, the dollar finished broadly lower for the third straight day yesterday and was on track to record a fifth straight week of losses against the euro, as Treasury yields moved lower.