Download phpmyadmin to your machine. Unzip the file. Inside phpmyadmin folder there is a file config.sample.inc.php rename the file to config.inc.php
Open config.inc.php file and Change
$cfg['Servers'][$i]['host'] = 'localhost';
to
$cfg['Servers'][$i]['host'] = '127.0.0.1';
then Change
$cfg['Servers'][$i]['AllowNoPassword'] = false;
to
$cfg['Servers'][$i]['AllowNoPassword'] = true;
Now try opening phpmyadmin inside browser. Since your mysql is freshly installed it will have an empty password. Login phpmyadmin with
Username: root
and leave Password empty. Click Go button and here you go. You have successfully configured your phpmyadmin to work with mysql server.