def positive_coin_types_to_string(coin_dict):
    """
    Converts only the coin elements that are greater than 0 into a string.

    Arguments:
        coin_dict (dict): A dictionary consisting of all 4 coin types.

    Returns:
        (string): The resulting string.
    """
    plat = ""
    gold = ""
    silver = ""
    copper = ""
    if coin_dict['plat'] > 0:
        plat = f"{coin_dict['plat']}p "
    if coin_dict['gold'] > 0:
        gold = f"{coin_dict['gold']}g "
    if coin_dict['silver'] > 0:
        silver = f"{coin_dict['silver']}s "
    if coin_dict['copper'] > 0:
        copper = f"{coin_dict['copper']}c"
    return f"{plat}{gold}{silver}{copper}".strip()